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

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

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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.

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

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

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A referee separated players in the first half.

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

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

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

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

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Wes Welker was hit in the third quarter.

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Patriots coach Bill Belichick yelled to the referees.

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

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

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

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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.

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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.

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

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

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

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

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

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

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

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

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Justin Tucker celebrated with long snapper Morgan Cox.

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Teammate Arthur Jones celebrated with Justin Tucker.

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A dejected Tom Brady walked off the field after losing.