The force, they want to believe it, an president carter wants to trust him, but the mission had ten steps and every step was responsibility or required that the previous steps all be successful into in reality even if you say each step had a 90% chance of success, mathematically the probability of success was under 35%. and this is where we struggle with risk often. if we re very mathematical and analytical, we run up against the things we want to believe into as a consequence we don t always make the clearest and best decisions that we could. in that case, it ended in tragedy. i want to ask you briefly about china where we hear so much concern about tehran, and them saying we can do it ....