>> larry: we're back with general powell. writing in his new memoir about your february 5th, 2003 speech to the u.n., which has now become historic, here's what the president, former president says. collin's presentation was exhaustive, eloquent, and persuasive. coming against the backdrop of saddam's defiance of the weapons inspectors it had a profound impact on the public debate. later many of the assertions in colin's speech would prove inaccurate but at the time his words reflected the considered judgment of intelligence agencies at home and around the world. do you wish you'd been less exhaustive, eloquent, and persuasive? >> no. that was my job at the time, and the information that i was being given by the intelligence community hung together. now i spent four days and nights out at the cia going over it and asking every way i could, are