i m wolf blitzer. you re in the situation room. the largest bank of the united states is called to before congress to explain a $2 billion loss that one lawmaker compared to russian roulette. jpmorgan chase ceo jamie dimon appeared before congress saying he could not defend or justify the trades that ultimately imploeded. liz zi was there watching it all unfold. and it was very dramatic. it was very dramatic. i ve known jamie dimon and covered jamie dimon for a long time, wolf. usually when he comes to washington this is a town where he s received with open arms, even at the white house. this position was a little unusual for him. hi, jamie. how are you? i m good. he usually loves the cameras, but he got more of the rugby scrum. they re the job destroyers. this man is a crook. we ve let a lot of people down. and we are very sorry for it. he apologized for losing billions, took some blame, but embracing more regulation, maybe not. we think don t make sense an