Patriots Coach Bill Belichick, left, walks on the sideline during the second half Sunday at Foxborough, Mass. Associated Press/Elise Amendola

Patriots linebacker Jamie Collins, 91, and safety Patrick Chung, below, tackle Bills running back LeSean McCoy. Associated Press/Steven Senne

Bills linebacker Jerry Hughes drags down Patriots quarterback Jacoby Brissett. Associated Press/Steven Senne

Patriots tight end Martellus Bennett catches a pass over Bills linebacker Zach Brown. Associated Press/Elise Amendola

Danny Amendola of the Patriots runs with the ball during the first half. Associated Press/Steven Senne

Patriots running back Brandon Bolden tries to catch a pass over Bills linebacker Zach Brow. Associated Press/Elise Amendolandola)

Patriots quarterback Jacoby Brissett is slow to get up after being knocked down during the second half. Associated Press/Elise Amendola

Bills kicker Dan Carpenter watches his field goal sail through the uprights in the first half. Associated Press/Steven Senne

Bills quarterback Tyrod Taylor passes over Patriots defensive end Chris Long in the first half. Associated Press/Elise Amendola

Patriots wide receiver Julian Edelman warms up before Sunday's game. Edelman was the Pats' backup QB. Associated Press/Elise Amendola)

Patriots quarterback Jacoby Brissett calls signals at the line of scrimmage in the first half. Associated Press/Elise Amendola

Bills quarterback Tyrod Taylor fakes a handoff to running back LeSean McCoy in the first hal. Associated Press/Elise Amendola

Bills cornerback Ronald Darby tackles Patriots running back LeGarrette Blount. Associated Press/ Elise Amendola

Patriots Coach Bill Belichick appeals to line judge Carl Johnson during the first half. Associated Press/Elise Amendola

Buffalo Bills linebacker Zach Brown forces a fumble by Patriots quarterback Jacoby Brissett. Associated Press/Steven Senne

Buffalo Bills quarterback Tyrod Taylor scrambles away from Patriots defensive lineman Jabaal Sheard. Associated Press/Steven Senne

Buffalo Bills running back LeSean McCoy celebrates his touchdown with tight end Nick O'Leary in the first half. Associated Press/Steven Senne

Patriots quarterback Jacoby Brissett passes against the Buffalo Bills in the first half. Associated Press/Elise Amendola

Patriots cornerback Logan Ryan tackles Buffalo Bills tight end Charles Clay after a catch in the first half. Associated Press/Elise Amendolao

Bills tight end Nick O'Leary catches a pass in front of Patriots safety Patrick Chung. Associated Press/Elise Amendola(

Patriots wide receiver Julian Edelman runs from Bills linebacker Zach Brown in the first half. Associated Press/Steven Senne

Bills safety Corey Graham, 20, celebrates with Preston Brown, who recovered a fumble by New England Patriots quarterback Jacoby Brissett in the first half. Associated Press/Steven Senne