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>> it's 0 to 100 in under seven seconds. the steering is so tight and responsive. there is nothing like it in terms of road feel. >> reporter: at top speed 208 miles per hour. the super car has been souped up from 612 horsepower to 660. is it easy to do something stupid? >> you know, it is because it's just having so much power under your foot things can happen. there can be a loss of control. >> reporter: he doesn't know what happened in actor paul walker's car crash but being the owner of the exact same vehicle, he guesses maybe this, a cold car, cold tires, not racetrack conditions, a super...

Chance to catch up. >> amanda, what's the take away? >> it's true with what reed is saying. we should put much more attention on raising the bar who studies teaching in college and how rigorous the training is, and i think the fact that 45 states have agreed on a set of common core standards which are more rigorous, if we can keep pushing through all the controversy around this and get to a good place, that's a huge step in the right direction. >> fascinating, thank you. >> thank you. if you want to find out more, go to cnn.com any time. just ahead, possible new clues in the investigation ...

>> also, when i would image on a train track it's easier to get that hypnosis or fall asleep because it's not like you're driving a car, you're on a track. >> exactly. not only are you on a track, which doesn't -- and don't get me wrong, this is not an easy process. >> right, of course. >> engineering a train, this is not just something anybody can do. they are highly trained and use this machinery that not a common individual can do. you're on a track, this is constant noise, motion. think about an airplane. you hear a constant noise, you have a constant motion. how many people are asleep on ...