The one, of course, came in Foxboro on Sunday night, when New England blew a 13-7 halftime lead to the Baltimore Ravens, eventually losing the AFC Championship Game by a score of 28-13. The loss afforded the Ravens redemption for last year's game, when kicker Billy Cundiff missed a short field goal that would have sent the game into overtime.
The Patriots looked good early, drawing first blood with Stephen Gostkowski, responding immediately after the Ravens scored their first touchdown and even looking like they had solved the secondary woes that have plagued them for years.
Then halftime happened.
Patriots fans can be upset about the way this game ended. They can belittle Ray Lewis for his past, dismiss Terrell Suggs for the way he talks about the Patriots (per ESPN) or hate Bernard Pollard for delivering yet another injury to a New England player—Stevan Ridley this time—with a questionable hit, but the truth is Baltimore capitalized on New England's mistakes, which were plentiful.
Here are the five biggest reasons you won't see the Patriots play two weeks from now: