http://www.msnbc.msn.com/id/27283472When McCain works a ropeline, his face seems to telegraph his thoughts: After a recent teleprompter speech in New Mexico, his expression seemed to suggest, "These rope lines are a chore." But when he walked offstage recently in Davenport, Iowa, where an anti-war protester had stopped him on Saturday, McCain flashed a wide grin and told Salter, "That was fun."