Gabriel Winant at Salon.com thinks it’s possible:
Despite recent developments, and a thriving local Democratic Party, McCain still has to be considered the favorite. But when George W. Bush moved to steal Tennessee out from under Al Gore, it drew plenty of attention and made Gore look weak and out of touch. (Plus, it worked.) The more talk there is about Obama stepping on McCain’s turf, the tougher it will be for McCain to convince doubters that he’s preparing to make a comeback.