andreu is another witness in thi federal investigation. >> andreu: things were just getting faster and faster and sprinters were getting over the big mountains and winning, you know, climbing stages, and there's 200 guys flying over these mountains and you can't even stay in the group. and it's just impossible to keep up. and it's like, "what the hell's going on here?" that was kind of the mindset. >> pelley: if a rider was using e.p.o. and the other riders in the race were not, the e.p.o. is a race winner? >> andreu: oh yeah, for sure, yeah, if you weren't taking e.p.o., you weren't going to win. >> pelley: andreu admitted to investigators that he turned to e.p.o. for a brief time. >> andreu: i got tired of getting dropped and trying to survive and having guys that normally never should have been riding in front of me like kicking my butt. it was a matter of survival, just keeping up, not getting dropped, having my place in the peloton. training alone wasn't doing it. and i think that's how many of the other riders during that era felt, i mean you kind of didn't have a choice. >> pell

postal teammate, frankie andreu. instead, this sunday's report by pelley breaks major new ground based on evidence tied to an ongoing federal grand jury investigation of armstrong in los angeles. >> it appears the federal investigation, with its subpoenas and sworn grand jury testimony, has broken cycling's code of silence. we don't know how many u.s. postal riders were using performance-enhancing drugs, but we have learned that at least three have told federal authorities they used banned substances and witnessed armstrong using them, too. one of those riders is armstrong's other close teammate, george hincapie. we're told that now, for the first time, hincapie has testified to federal onvestigators that he and armstrong supplied each other with the blood-booster e.p.o. and discussed having used testosterone-- another banned substance-- during their preparation for races. through his attorney, hincapie declined to be interviewed, citing the ongoing investigation. >> reporter: when it comes to such an investigation,

the price is so good, dealers like alex andreus of brickel motors says customers are becoming suspicious. >> and sometimes they don't believe it. sometimes think it's something we're trying to pull. >> reporter: in fact, tricking supply has a lot to do with this used car revival. during the recession, americans bought 40% knewer new cars. and the cars they did buy, they hung onto for a lot longer. and the earthquake and tsunami in japan triggered a huge shortage of new cars and parts, even affecting american factories. but analysts say cash in while you can, because after a 16-year high, there's only one direction prices are likely to go. down. matt gutman, abc news, miami. >> and that is welcome news tonight. for a list of which cars are fetching the highest amounts, go to abcnews.com/worldnews. >>> we took note, the official start of hurricane season is less than two weeks away, and today, experts predicted it will be busier than normal. government forecasters say we were lucky last year when every hurricane steered away from the coast. this time, they predict up to 18-named storms, as