mysterious about gary hart. >> everybody in politics knows that hart plays around. >> friends and staff caution hart about his behavior, but he ignored the warnings. secure in the belief that he was shielded from exposure by a long held tradition. >> gary hart believed -- in a curious way he believed in the press. the press would never dare report on someone's private life. and he banked on that. and that was his bet. and it's the bet he lost. [burke] at farmers, we've seen almost everything so we know how to cover almost anything. even a "red-hot mascot." [mascot] hey-oooo! whoop, whoop! [crowd 1] hey, you're on fire! [mascot] you bet i am! [crowd 2] dude, you're on fire! [mascot] oh, yeah! [crowd 3] no, you're on fire! look behind you. [mascot] i'm cool. i'm cool. [burke] that's one way to fire up the crowd. but we covered it.