>> soccer. played some softball. gymnastics. a little traumatic. i landed on my head a couple times. and i broke my hand. >> you had some head injuries. >> all in the name of gymnastics. you knew there was something wrong with me. >> finally got it. check. head injury. when we come back, imagine a world without oil. >> we introduce you to the man who's trying to make that happen. he's fighting something, though, of an uphill battle. we'll have that and more when we come right back. come right back. hey, your high speed internet here, at home... ...and on the go... ...with some really big news. it's b-i-g -- big. high speed internet from at&t at home... ...includes wi-fi access on the go. woo-hoo! [ together ] it's an unbelievable deal. well, gotta go. but wait -- there's more... [ female announcer ] go to the website below today and get high speed internet for the unbelievably low price of just 14.95 a month for 12 months with a one-year price guarantee.