Karl Rove was on best behaviour at Time Warner's inaugural Conversations on the Circle this week in New York - until he was asked about Howard Dean. Rovesurprised the audience by revealing the existence of a second "Dean scream". Rove disclosed that the White House had a tape of the scream, which erupted at the end of a speech to the California Democratic state convention in Sacramento on March 15 2003. Dean, then a candidate for the Democratic presidential nomination, declares: "I want my country back! [cheers]. We want our country back! [cheers]. I'm tired of being divided! [cheers]. I...