so it's not going to disappear overnight. >> reporter: joe amon, of human rights watch, agrees, and says education can go a long way towards limiting children's exposure to the worst risks. >> well, many of the families that we talked to had never heard that mercury was the problem, that it had any impact at all. and so, at the very fundamental level, there needs to be some education that's done. >> reporter: back at this mining camp in the southwest, an interpreter asks karim sawadogo what he wants to do with his life. karim says he came here to make money, and that his dream is to make enough so that he never has to go down into the narrow mines again. >> brown: again, the major developments of the day. the obama administration ratcheted up its campaign, pressing u.s. lawmakers to back a military strike against syria. the top nuclear regulator in japan raised concerns over new leaks at the damaged fukushima power plant. and american diana nyad became the first person to swim from cuba to florida without a shark cage. she made it on her fifth try, at the age of 64. online we take a clos

amon, faster than the speed of light? for more on the story please head to our web site, nbr.com. >>> here's something to tweet about, tyler. twitter has picked the new york stock exchange to list its initial public stock offering. some are saying that twitter wants to avoid the glitches that nearly torpedoed facebook shares last year. >>> we begin with a $9 billion deal applied materials plans to buy rival tokyo electron combining the number one and three makers of chip making gear. the company will maintain a dual listing on the new york and tokyo stock exchange. that made it the best performing stock on the s&p 500 today. >>> different story for shares of cypress semiconductor. stock falling after it cut its third quarter outlook. weakness from asia cited. cypress plunged almost 15% to 9.65. >>> deep discounts weren't enough to bring passengers back to carnival cruise lines. the company said bookings for the next three quarters are below last year's pace. even with lower ticket prices. the world's largest cruise line s

amon, faster than the speed of light? for more on the story please head to our web site, nbr.com. >>> here's something to tweet about, tyler. twitter has picked the new york stock exchange to list its initial public stock offering. some are saying that twitter wants to avoid the glitches that nearly torpedoed facebook shares last year. >>> we begin with a $9 billion deal applied materials plans to buy rival tokyo electron combining the number one and three makers of chip making gear. the company will maintain a dual listing on the new york and tokyo stock exchange. that made it the best performing stock on the s&p 500 today. >>> different story for shares of cypress semiconductor. stock falling after it cut its third quarter outlook. weakness from asia cited. cypress plunged almost 15% to 9.65. >>> deep discounts weren't enough to bring passengers back to carnival cruise lines. the company said bookings for the next three quarters are below last year's pace. even with lower ticket prices. the world's largest cruise line s

. >>> and amon and lung cancer ws launching a very large nationwide study this year. researchers want to know about what causes cancer and why certain people are more vulnerable to oh the disease. he has more on the project. >> kimberly is a personal train and the health conscious mom jumped on the chance to be part of the largest cancer study in the u.s. they believeed they lived in farm country in kansas they were exposed more than two decades ago. >>> at the time we didn't realize we're drinking it. >> the american cancer society need 300 participants by year's end. there's 40,000 shy and the recruiting continue nationwide. they tkpa*tered at a ymca building out on their health history and getting their weight measured. and their blood drawn. >>> what causes some of those markers to get triggered in some people and some not are one of the big historys that are uncovered in this study. >> we don't understand why some people are getting cancer at a higher rate than others. this gives you an opportunity to understand thousan how variouses teuethnicitys develop it. >>>

you look at the winners this year, best buy, amon is going to eat their lunch. game stop. netflix, they shot themselves in the foot a couple of times, so i want to ask is it possible for other companies to emulate what i have seen. i have radioshack, blackberry and jcpenney. these are stocks that are down, in the news, people know them. could they have a shot? >> when you look at individual stocks and individual market, lot of return as well. look at stocks, part of it is yet to look at the fundamentals. the her side of it is supply and demand for that security and what it has done technically. charles: radioshack, this article came out in business week talking about it being 2% of what it was 14 years ago. another new strategy called less play. should anybody play the stock? >> i wouldn't. anybody on their back can get better. netflix came up with new stuff. apple was dead in the water. they came out th new products everybody loved and what best buy did, the earnings are better because they streamlined the company, companies can come back at any time. charles: jcpenney, t

. >> former deputy assistant of george bush, brad blakeman, amon west. brad, let me begin with you. your reaction to that speech? >> it's a speech that should never have been given by the president in prime time. the president had nothing to say to the american people that was the import to go around the world and give a message that basically says we're standing down. we're not asking the congress to act -- >> but you're a republican. you're surely cheering the fact he made tt speech. >> no, i don't cheer the fact the president made a total embarrassment of the office of the president of the united states. this is a speech that went around the world. billions of dollars pea s of ds watched that speech. whether this putin idea will be relevant. >> well, alan, can i get just from you at least crocodile tears about all of this, any -- any hope that the republicans are going to seize upon this performance and say we told you so? >> well, i don't think you need to take that type of immature reaction and say we told you so. i believe the president is doing a very good job walking into a

. >> former deputy assistant of george bush, brad blakeman, amon west. brad, let me begin with you. your reaction to that speech? >> it's a speech that should never have been given by the president in prime time. the president had nothing to say to the american people that was the import to go around the world and give a message that basically says we're standing down. we're not asking the congress to act -- >> but you're a republican. you're surely cheering the fact he made that speech. >> no, i don't cheer the fact the president made a total embarrassment of the office of the president of the united states. this is a speec that went around the world. billions of dollars pea s of ds watched that speech. whether this putin idea will be relevant. >> well, alan, can i get just from you at least crocodile tears about all of this, any -- any hope that the republicans are going to seize upon this performance and say we told you so? >> well, i don't think you need to take that type of immature reaction and say we told you so. i believe the president is doing a very good job walking into a

. >> former deputy assistant of george bush, brad blakeman, amon west. brad, let me begin with you. your reaction to that speech? >> it's a speech that should never have been given by the president in prime time. the president had nothing to say to the american people that was the import to go around the world and give a message that basically says we're standing down. we're not asking the congress to act -- >> but you're a republican. you're surely cheering the fact he made that speech. >> no, i don't cheer the fact the president made a total embarrassment of the office of the president of the united states. this is a speech that went around the world. billions of dollars pea s of ds watched that speech. whether this putin idea will be relevant. >> well, alan, can i get just from you at least crocodile tears about all of this, any -- any hope that the republicans are going to seize upon this performance and say we told you so? >> well, i don't think you need to take that type of immature reaction and say we told you so. i believe the president is doing a very good job walking into

let's get right to amon leading our coverage all day. what can you tell us? >> reporter: we've got new information just within the past hour here. officials have named the suspect in the shooting here at the washington navy yard. there are still reports of other -- at least one other individual they'd like to talk to. but the shooter they have identified as 34-year-old aaron alexis. originally he's from ft. worth, texas. he was i.d.' eed by checking hi fingerprints. he recently started working here as a civilian contractor. we're starting to see a lot of people emerging from the scene. a lot of civilians and military officials, navy uniforms coming out of that area where they had been under lockdown earlier. we don't know exactly what that means for now, but we do see a lot of foot traffic now emerging from the area. that is potentially a heartening sign here that maybe people are being let go from this area that had been under lockdown for much of the day, up until just a few moments ago, if that's in fact what we're seeing here. but a very dynamic, fluid an