Eight days before the election, I spent 20 minutes alone with Sarah Palin on her campaign bus between rallies in Leesburg, Va., and Fredericksburg, George Washington's childhood home. Our encounter brought to mind a crusty Texas editor's description of politicians who didn't know what they didn't know: Delusions of adequacy. By then, John McCain's handlers were so spooked by the disastrous Katie Couric interview they'd hermetically sealed his running mate from media interrogators. But Tucker Eskew, the savvy Republican operative running her road show, graciously offered some "face time" - if our conversation was off the record. Reluctantly, I took...