If ever there was evidence that in order for John McCain to win this election he must make it about national security it is this recent survey done by Democratic pollsters for the think tank The Third Way:The national security credibility gap is returning. Old doubts about Democrats on security, after diminishing during 2006-2007, have begun to re-emerge: concerns that Democrats follow the polls rather than principle; that Democrats are indecisive and are afraid to use force; and that Democrats don't support the military. Because these weaknesses are longstanding and deeply ingrained, and because Republicanweaknesses are newer and do not yet have a label associated with them, Republicans continue to win on many security issues.Frank James, writing for the Chicago Tribune blog The Swamp, points to another poll showing the same data:The Greenberg poll, done for the think tank Third Way, echoes a recent NBC/Wall Street Journal poll which found a large lead for Republican Sen. John...(Read Full Post)