Elise Amendola/Associated press

Patriots players lined up with service members for the national anthem prior to playing the Bills.

Matthew J. Lee/globe staff

Rob Gronkowski made a leaping touchdown reception during the second quarter.

Steven Senne/associated press

Devin McCourty was taken down by Bills cornerback Ron Brooks during the first quarter.

Elise Amendola/Associated press

Bills quarterback Ryan Fitzpatrick was sacked during the first quarter.

Elise Amendola/Associated press

Patriots quarterback Tom Brady handed off to running back Stevan Ridley during the first quarter.

Jim Davis/Globe Staff

Vince Wilfork sacked Fitzpatrick and caused him to fumble in the first quarter to set up the Patriots' first touchdown.

lise Amendola/Associated press

Ridley celebrated after his touchdown during the first quarter.

CJ GUNTHER/European pressphoto agency

Patriots running back Danny Woodhead rushed past Bills linebacker Nick Barnett in the second quarter.

Steven Senne/Associated press

Bills running back Fred Jackson tried to escape the grasp of McCourty in the second quarter.

Dominick Reuter/REUTERS

Woodhead ran into the end zone for a touchdown during the second quarter.

Jim Davis/Globe Staff

Ridley gained some yardage as the Bills' Justin Rogers tried to bring him down from behind.

Jared Wickerham/Getty Images

Brady dropped back to pass.

Jim Davis/Globe Staff

Gronkowski hauled in his 2-yard touchdown pass.

Matthew J. Lee/Globe staff

Chandler Jones sacked Fitzpatrick during second-quarter action.

Matthew J. Lee/Globe staff

Brady called an audible before throwing an 18-yard touchdown reception to Woodhead.

Jim Rogash/Getty Images

Stevie Johnson stiff-armed Patriots cornerback Alfonzo Dennard in the second half.

Jim Rogash/Getty Images

Marquice Cole stopped the Bills' Donald Jones in the second half.

Jim Davis/Globe Staff

Woodhead was pumped following his third-quarter score.

Jim Davis/Globe Staff

Woodhead (39), Ridley (hidden) and Shane Vereen leaped in celebration after Woodhead's third-quarter touchdown.

Matthew J. Lee/Globe staff

Brandon Lloyd was tackled by the Bills' Stephon Gilmore during the third quarter.

Elise Amendola/Associated press

Patriots head coach Bill Belichick threw the challenge flag on a fumble by Buffalo during the fourth quarter.

Jim Davis/Globe Staff

Fitzpatrick lost his helmet as Patriots linebacker Brandon Spikes slammed him to the turf. Spikes was called for a penalty on the play.

CJ GUNTHER/european pressphoto agency

Kyle Arrington broke up a pass intended for Bills receiver Stevie Johnson in the fourth quarter.

MATT CAMPBELL/European pressphoto agency

McCourty intercepted a pass intended for Bills receiver T.J. Graham to ice the game in the final minute.

Jim Rogash/Getty Images

Belichick reacted after the win against Buffalo.