Barack Obama, meet John Adams. Adams noted during the Boston Massacre trial that “Facts are stubborn things.” And it appears that, for the moment, the facts have caught up with Obama here in Massachusetts. How else to explain the amazing, astounding and unthinkable results of the latest SurveyUSA presidential poll: Republican John McCain is tied with Barack Obama in the Bay State. The last Republican to win Massachusetts? Ronald Reagan. The last Republican before that? Dwight Eisenhower. Even George McGovern managed to carry Massachusetts in 1972, the one Democratic holdout in Richard Nixon’s 49-state landslide. Replace “McGovern” with “MoveOn.org” and...