pleasure. the company set up a vehicle assembly line. tonight, the new surveillance video from the gas explosion. the natural gas fears and the sudden blast. more than 60 people and their split-second escape. we're on the scene. and we have seen several of these explosions in recent months. donald trump and his tough new words on undocumented immigrants and their children born here. are they really u.s. citizens? two giant sinkholes tonight. the earth opening, right where a home was swallowed before. the homeowner never found. new aerials coming in tonight. and a major interstate, shut down, too. extreme weather tonight. after multiple tornadoes, baseball fans running for cover. travelers trapped. millions now in the path tonight. and, who wants to be a millionaire? $4.5 million, found in just two feet of water off a popular

american beach. is there more sitting right there tonight? good evening. we begin tonight with a fear so many homeowners have, smelling gas in their home. fearing there could be a potentially explosive leak. this time, the emergency call, a motel filled with guests. and those fears realized. a massive explosion and fire. more than 60 guests had just been warned to get out. making it out alive. the explosion ripping the building apart. the blast knocking people over. critically injuring one tonight. firefighters had been searching for two people, and late word that they're safe. but the explosion, the latest in a series of blasts that has authorities warning, call if you smell something. neal karlinsky has the story.

>> reporter: the blast was so powerful, firefighters were blown back 20 feet. giving one of them a concussion. >> i have an explosion. looks like the east side of motel 6 just exploded. >> reporter: a 16-room chunk of the motel was torn off. >> i'm glad you're okay. >> reporter: witnesses say the only reason dozens weren't killed is because motel clerk tonya hinds smelled gas and got everyone out. you did not hesitate? >> no, i didn't. i was told this many years ago and it was in my head, when in doubt, get out. and i was in doubt. >> reporter: a gas company worker who responded to tonya's call to 911 was critically injured. emergency crews painstakingly sifted through the rubble for possible victims. 65 guests were here but tonight no bodies were found inside. we've seen the dangers in natural gas leaks in homes across the country. this home in a new jersey suburb just this past february.

city buildings. this explosion in new york city in march. even an entire neighborhood near san francisco in 2010. natural gas lines have been the source of major explosions before. there are nearly 2.5 million miles of pipes delivering natural gas to our homes through occasionally weak infrastructure. tonight, investigators say it appears a damaged gas meter caused the blast. one thing is clear, it could have been much worse if not for the motel clerk getting everyone out. david? >> neal, thank you. and we're going to turn to the race for 2016. donald trump on immigration again tonight. making it clear he believes all 11 million undocumented immigrants should be sent home. and will be if he's elected president. and also suggesting their children born here are not american citizens. all of this, as a new poll shows trump is closing in on hillary clinton in a head-to-head matchup. tom llamas has this story.

>> reporter: tonight, donald trump riding high. his plan for mass deportation of undocumented immigrants now a flashpoint in this race. >> day one. if i win, they're getting out. we're getting them out and we're getting them out fast. >> reporter: he's now taking it even further, saying he could revoke citizenship of children born to illegal parents. something guaranteed by the 14th amendment. >> do you envision federal police kicking in the doors in barrios around the country, dragging families out and putting them on a bus? do you envision that? >> i don't think they have american citizenship. and if you speak to some very good lawyers, and i know some would disagree. but many agree with me. you will find they do not have american citizenship. >> reporter: some of trump's opponents now signaling he is taking the party in the wrong

direction. >> we ought to fix the problem rather than take away rights that are constitutionally endowed. >> reporter: would you end birthright citizenship? >> i would not. >> reporter: and democrat hillary clinton pulling no punches. >> the idea that the united states of america would round up 11 or 12 million people and deport them is absolute fantasy. >> reporter: david, just behind me, the overflow crowd in new hampshire. and ted cruz and scott walker are both agreeing that children born to undocumented parents should not be citizens. >> tom, thank you. one unscripted moment, marco rubio in iowa tossing the football. ended up bumping into the guy's head. later tweeting, the quarterback always gets blamed. the boy's uncle saying, he's practicing and is ready now for marco rubio. next to florida, rain likely playing a role in a sinkhole.

returning now for a second time. the gaping hole where a home once stood. and the man who lived there, in bed as he slept, never found. this time, a witness hearing the ground giving way and calling for help. here's steve osunsami. >> reporter: tonight, florida authorities are trying to calm the nerves of frightened neighbors. >> what happened today is exactly what was designed to happen. so there's no danger. >> reporter: but it's still frighteningly large. now 17 feet wide and 20 feet deep, and it was supposed to be repaired. the body of 37-year-old jeffrey bush was never recovered from the hole here two years ago. his family here again tonight. >> i didn't get to say good-bye to him. >> reporter: sinkholes and former sinkholes are a part of life in florida. about 30 miles away, we saw them using more than ten trucks of sand to fill a 90-foot-wide hole that destroyed a pool and two homes. and look at the same spot today. the property is now for sale. and the realtor says it's probably the safest land you can buy in florida.

the county blames this one on recent heavy rains. steve osunsami, abc news, atlanta. >> just incredible. thank you. and in new hampshire, yet another sinkhole on a major interstate. just before the evening rush on i-93 near concord. traffic diverted. repair work is under way. and we turn to the severe weather. 15 million americans at risk from severe storms tonight. from michigan to the deep south. several tornadoes striking the midwest. this one, the damage in wisconsin. another tornado, caught on video in illinois. there have been weather-related travel delays in the last 24 hours. lightning at atlanta airport. and in north carolina, the driver of this car, hydroplaning. after hitting the flooded roadways. rob marciano tonight. >> reporter: tonight, millions listening for those sirens, ready to take cover. >> so, i hope this thing is not coming at us. >> reporter: raking the heartland overnight, five reported tornadoes.

in lake geneva, wisconsin, brutal damage seen from above. and piles of twisted metal on the ground at this industrial park. >> there's 2x4s thrown around here like toothpicks. >> reporter: the violent storms came packed with lightning. and in omaha, it was too close for comfort. heavy rain bringing flooding to the east, too. thunder and lightning at atlanta's airport causing delays. near charlotte, watch this car hydroplane into a ditch. luckily, that driver able to get out with a little help. and near syracuse, a microburst with 70-mile-per-hour winds downing trees. >> and rob is here now, tracking the radar. what do we got, rob? >> a very impressive system for august. strong and very large. look at the expanse of thunderstorms covering much of the eastern half of the country. greatest risk tonight, tennessee and michigan. some of the storms with 60-mile-per-hour winds. very cool air behind this front. fall-like. and the i-95 corridor could see two to three inches of rainfall through saturday.

>> and more information on the tropical storm tonight? >> danny, very well organized. the forecast track brings it in the direction of the caribbean, and saying it may be a category one storm. maybe weakening after that. >> rob, thanks. meantime, in alaska, we're following that mudslide, sweeping three to their deaths. heavy rain saturating a mountainside. this is near the city of sitka. a sea of logs and debris tumbling down in a construction site. the accident and heavy flooding triggering a state of emergency. so many homes flooded, the state declaring a state of emergency tonight. and the battle against wildfires across the country. 84 major fires still burning tonight. the fight on the ground and in the air. these are smoke jumpers, parachuting into remote spots in washington state. tonight, at ft. washington, 200 active duty troops training for the firelines.

including how to use emergency shelters that could save their lives. the first time in a decade. we turn to a guilty plea expected from jared fogle. the former subway pitchman. for 15 years, many knew him as the friendly figure that lost more than 200 pounds eating subway sandwiches. tonight, though, the new image. now, leaving court after being presented with charges involving minors. alex perez with the story. >> i walked into a subway. >> reporter: the subway pitchman today had nothing to say, escorted by police, pushing through a swarm of cameras. after facing underage sex and child porn charges in court. his attorney saying jared fogle will plead guilty in a deal that will put him behind bars 5 to 12 years. and fogle will pay as many as 14 victims $100,000 each in restitution. >> he will fully and completely acknowledge his responsibility for his wrongdoing. >> reporter: court documents say that from 2007 to june of this year, fogle used the internet to

allegedly arrange and travel to new york city to meet up with underage girls, and received and distributed child porn. the executive director of fogle's anti-obesity charity was arrested in april. he's accused of sending fogle secret recordings of as many as a dozen young victims. he has not entered a plea. fogle became the face of chain 15 years ago after losing 245 pounds he credited in part to a diet of subway sandwiches. in a statement tonight, fogle's wife saying she is "shocked and disappointed" and "seeking a dissolution of the marriage." the judge had fogle fitted with a gps monitoring device as he awaits his next court date. subway, which had already ended their relationship with fogle, in a tweet tonight calling his actions inexcusable. david? >> alex, thank you. we turn next to new hampshire, and the case involving teenagers at a prestigious high school. an assault case making national headlines. the jury hearing a teenager describe what happened that

night, her accused attacker watching her on the stand. gio benitez with the story. >> reporter: 19-year-old owen labrie sprinting out of court after a day of emotional testimony from his then 15-year-old schoolmate who says he raped her in the science building on the leafy campus of their prep school. the teenage girl first describing how she felt when he asked to meet her. >> one of the most popular boys on campus, sure. i was like, wow, a special boy wants my special attention. >> reporter: that attention, she says, part of a school tradition called the "senior salute," where graduating seniors reach out to younger students to spend time with them, sometimes intimately. on the stand today, the girl testifies that what started out as kissing turned into rape. >> i didn't kick or scream or really push. i didn't. but i did say no.

i said no three times. >> reporter: but later that night, the teens exchanged the first of many messages. "you're an angel," he writes her. "you're quite an angel yourself," she responds. today, prosecutors asked her why. >> i was afraid of him coming after me again. or coming to confront me or make fun of me. i had no control over what somebody else did to my body, it felt like. so i didn't want to lose control then, too. >> reporter: he insists he never had sex with his accuser. and the jury will soon hear from him when he takes the stand. david? >> thank you. and overseas tonight, and a reversal for oscar pistorius. officials delaying indefinitely his release from prison. he was set to get out on friday after just ten months to serve the rest of his time at his uncle's mansion.

he was sentenced to five years in the shooting death of his girlfriend. today would have been reeva steenkamp's 32nd birthday. from bangkok, thailand. police releasing this sketch of a prime suspect in the deadly bombings. saying he's the one seen right here leaving a backpack. two other men in the video, also suspects. moments later, an explosion left 20 dead. the popular shrine reopening today. two days after the attack. and from syria tonight, a stunning new case of atrocity from isis. you will remember this video. the militant group destroying relics in iraq. tonight, news that they have publicly beheaded the 83-year-old scholar and archaeologist that tried to stand his ground against isis. and back home, and the difference between heartburn and a heart attack.

a viewer that heard something on the abc program "save my live" and remembered it. ron claiborne with the answers. >> reporter: the latest episode of abc's medical reality show, "save my life" told the story of manny couto, who was visiting his stepdaughter at a boston hospital when he suddenly felt what he thought was severe heartburn. it wasn't. >> your ekg tells us you're having a heart attack. >> oh, am i? >> yes. >> i'm dr. crose, the cardiologist who's going to take care of you. >> reporter: couto was rushed into surgery where dr. kevin crose and his team inserted a catheter to clear a blocked artery that could have triggered a heart attack at any moment. >> it's wide open. it looks great. >> reporter: watching at home was 71-year-old dana mower. just like couto, he had indigestion. >> that was it, no question in my mind. especially after watching that show. >> reporter: the next morning, he went to brigham and women's hospital. diagnosis? he was having a heart attack. his doctor? dr. crose. >> i joked that i was glad that he saw the tv show because it got him to us, so hopefully we could minimize the damage to his heart and make him feel better. >> reporter: tonight, mower is

feeling better. just maybe, his life saved by "save my life." ron claiborne, abc news, new york. >> thank you. tonight, we're learning more about the two women, the first to complete the grueling training to become army rangers. captain kristen griese from connecticut and first lieutenant shay haver from texas. both are west point graduates. on friday, they will graduate from ranger school. alongside 94 men. those images, incredible tonight. much more to come this wednesday. the family attacked on their front porch. the mother's 911 call for help, with her baby in her arms. >> we're being attacked at gunpoint. >> the urgent search. after hearing that gunfire. what police need the public's help with. also, the door from the passenger jet landing on an american golf course. a very close call for the people on the course. the big question, which plane did it come from?

and, diving for gold. $4.5 million found in just a couple of feet of water. off a very popular american beach. the big question, is there more out there tonight? i called for help as soon as i saw her. i found her wandering miles from home. when the phone rang at 5am, i knew it was about mom. i see how hard it's been on her at work and i want to help. for the 5 million americans living with alzheimer's, and millions more who feel its effects. let's walk together to make an even bigger impact and end alzheimer's for good. find your walk near you at alz.org/walk. it wouland it turned onif you turned oeverywhere else.ne room but that's exactly how traditional cooling and heating systems work. so you pay more than you should. but mitsubishi electric systems give you a better way... with no waste and lower energy bills. control temperatures precisely in one

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he just pulled a gun on my husband. >> reporter: but before police could respond -- >> you heard a shot being fired? hello, ma'am? >> my baby! >> reporter: mike shot in the leg and foot. the gunman even firing at whitney as she ran from the home. and tonight, mike is recovering from emergency surgery, and the ordeal. mara schiavocampo, abc news, new york. >> just glad the family is okay tonight. when we come back, we remember one of tv's first female super heroes tonight. and then that puzzle. the door from the passenger jet, falling from the sky. the very close call on one golf course. from the sky. the very close call on one golf course. a crawl. millions of people are estimated to suffer from opioid-induced constipation, oic, caused by the opioids they use to manage chronic pain. oic is a different type of constipation. opioids block pain signals, but they can also block activity

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finally tonight, we ask that question, who wants to be a millionaire? well, off a popular american beach in florida, the $4.5 million discovery. tonight, off the coast of florida, a group of divers underwater, sifting through the sand. striking gold. the water, not even four feet deep. then they find even more. the gold coins, and a fist bump. all from the remains of a ship that went down 300 years ago. nine of the coins, called royals, worth $300,000 each. one of the salvagers telling us what they usually find. >> we find a lot of modern

garbage, fishing sinkers, beer cans, signs. >> reporter: the feeling this time? >> you can't explain the feeling. it was 300 years ago to the day, that we happened to find 300 gold coins. >> reporter: the second gold rush this summer. in june, this family finding $1 million in gold coins. tonight, this newest discovery, still sinking in. >> i felt like i was in a dream. it makes you think, what else is out there? >> makes you think. thanks for watching on a wednesday night. we'll see you tomorrow. tonight, allegations that uber doesn't screen passengers. and we can't show you a body cam video but can tell what you is in it. a suspected killer is shot

in the back. the public relations nightmare that could develop. a break through for dozens of home owners who say a petaluma man stripped them of their dreams. ahead on seven on your side, what it means for the victims. and we begin tonight with a fair that has been threatening ho hom homes this afternoon. >> we've just learned the fire more than doubled in size, now up to 500 acres and structures are now burning. >> take a look at flames that crept close to homes along tesla road. cal fire brought in a big plane to drop fire retardant from above it. >> the fire started just before

3:00 and going to 500 acre as cording to cal fire. joining us now on the phone is fire prevention specialist pam tennerman. at 5:00, cal fire had 0 percent containment. how are things looking now? >> unfortunately we still have no containment on this fire. it's over 500 acres with two heads on it moving south and southeast. the haft update, at 20 minutes after the hour, the carnegie motorcycle park, a state recreation park had been evacuated because the fire was moving into the park. we have no injuries reported but as video is showing unfortunately, it looks like we've lost a building out there. >> what are the weather conditions out there? it looks like it's windy just from the smoke moving on the live pictures. >> yes.