Matt Yglesias writes on Charles Krauthammer’s “Hail Mary” Theory today.  
Krauthammer writes:
Krauthammer’s Hail Mary Rule: You get only two per game. John McCain, unfortunately, has already thrown three. The first was his bet on the surge, a deep pass to David Petraeus who miraculously ran it all the way into the end zone.
Then, seeking a game-changer after the Democratic [...]