for testing through some of the scientists at m.i.t. back in 2008 and we took it to the courts of arbitration for sports. ts of arbitration for sports really processed what michael is talking about. so i understand where he's coming from. they ruled in my favor and we proved that the tests were -- and the outcome was the tip-top -- didn't equate to the outcome of their test. >> basically, you're in the right and he's in the wrong. that's the long of it. here's what's interesting about you. you seem such a lovely guy, light, charming, poster boy for running around the world. yet there was a little moment, little flashtion flash, oscar, paralympics when you lost in the 200, he had longer blades than you and afterwards in the interview you went absolutely tonto basically saying the same stuff about him that michael johnson says about you. >> it's very different. it wasn't maybe the right time. i think i'm still learning and i'm sure i'll learn a lot more lessons throughout the life. we all make mistakes. >> what do you think now about that debate? clearly it's not going to go away. now you've had time to cal