morley safer spent 46 years here, longer than anyone.fair number of maniacs. ed bradley: versatile, compassionate, always the coolest guy in the room. when i was growing up, there was hardly anybody who looked like me on television news. and along came ed, paving the way for me and many others. bob simon was proud of the fact that in nearly a half century traveling the world for cbs news, he never missed a single flight. he did his last story with the same curiosity and energy as the first. and finally, andy rooney, who spent 33 years here as the resident grouch. since this was his spot in the broadcast, we cede the floor, and let andy speak for himself. >> rooney: i don't like to complain all the time, but that's what i do for a living. and i'm lucky because there's so much to complain about. public toilets, car mufflers, faucets, fences, cookbooks, the doorknob, christmas catalogs, gloves, cardboard, cats. it wouldn't hurt if we could improve certain parts of what we're like and how we behave. maybe the drug companies could come up wit