bill: back of the book segment tonight. big presidential debate in denver just minutes away. let s go out to colorado where carl cammeron and ed henry are standing by. ed, you cover the president every day what s the word on his demeanor tonight? bill, i spoke a short time ago. two different people have been with the president today in denver over the past few hours. they insist he is the calmest, coolest guy in the room. is he not showing any apprehension about getting on the stage tonight for the first time with mitt romney. i spoke to a third person who is with the president in nevada in do that debate prep three days of intensive john kerry playing mitt romney. other staffers in the room firing questions saying you failed at this. you failed at that this person told me the president was answering every question. wasn t getting angry, wasn t losing his temper or his cool. look, it s one thing to have people around you in your orbit throwing quote, unquote fast balls at you, a wh