This week’s presidential debate in Boca Raton, Fla., was a hotbed of long-winded political dithering, and who better to cover the event than Conan O’Brien’s special correspondent, Triumph the Insult Comic Dog. Naturally the puppet mutt with a filthy mouth wasn’t content to stick to the approved areas. He wreaked havoc on the spin room, trying to ruin live news shots and and leaving dog piles — virtual ones, at least — everywhere.