New England Patriots team owner Robert Kraft stands on the sideline at M&T Bank Stadium before the game.

Patriots tight end Michael Hoomanawanui tried to sail into the end zone after a first quarter catch.

Patriots quarterback Tom Brady is sacked by the Ravens Dannell Ellerbe (left) and Haloti Ngata (right) on a second downplay during the last New England possession of the game.

Baltimore Ravens tight end Dennis Pitta (left) celebrated his first-half touchdown against the Patriots with teammate Tommy Streeter.

Patriots quarterback Tom Brady (right) rushed the ball past teammates Dan Connolly (rear left) and Sebastian Vollmer in the first half.

A referee separated players in the first half.

Ravens fullback Vonta Leach (top) is upended by Patriots cornerback Devin McCourty as he rushes the ball in the first half.

Patriots quarterback Tom Brady prepared to run a play in the first half.

Patriots wide receiver Wes Welker dived for the last couple of yards on a first quarter catch.

Ravens cornerback Jimmy Smith tackled Patriots running back Danny Woodhead at the end of a run during the first half.

Wes Welker was hit in the third quarter.

Patriots coach Bill Belichick yelled to the referees.

Ravens head coach John Harbaugh screamed at an official after a first half play.

Torrey Smith of the Ravens catches a touchdown pass in the second quarter against Kyle Arrington.

Quarterback Joe Flacco of the Ravens is brought down after scrambling for a first down by Kyle Love and Jermaine Cunningham.

Patriots running back Stevan Ridley is taken down on a third down running play, as the Ravens' Ed Reed sails over quarterback Tom Brady as he tries to get in on the tackle.

Wes Welker is grabbed by the jersey by the Ravens' Lardarius Webb, but he escaped and picked up some more yardage after a fourth quarter catch.

Tom Brady points across the line of scrimmage before running a play in the second half.

Ravens receiver Torrey Smith rushed the ball past Patriots safety Sterling Moore in the second half.

Cornerback Lardarius Webb of the Ravens tackled Wes Welker during the fourth quarter.

No penalty was called on this tackle of Wes Welker by Lardarius Webb.

Torrey Smith hauls in a fourth quarter touchdown pass from Joe Flacco as the Patriots' Devin McCourty defends.

Torrey Smith celebrated after he hauled the fourth quarter touchdown pass from Joe Flacco.

Placekicker Justin Tucker of the Ravens booted the game-winning field goal against the Patriots in the fourth quarter.

Ravens kicker Justin Tucker celebrated after nailing the game-winning kick.

Justin Tucker celebrated with long snapper Morgan Cox.

Teammate Arthur Jones celebrated with Justin Tucker.

A dejected Tom Brady walked off the field after losing.