"I recently did the David Letterman Show about my book. He was very serious and made no jokes and it caught me off guard a little bit. He was much more serious than some of the joke shows that journalists get on."

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Olympic officials have disqualified a champion race walker after determining that he was doping. They disqualified him. The man said getting caught doping is almost as embarrassing as getting caught being a champion race walker.

— Conan O'Brien