BUFFALO, N.Y. (AP) The Buffalo Bills consider two-time Super Bowl-winner Mike Shanahan a legitimate candidate to be their next head coach.

A person familiar with the Bills' search told The Associated Press that the team has contacted the former Denver Broncos' coach. The person spoke on the condition of anonymity because the Bills are not discussing the search.

Shanahan has been out of football since the Broncos fired him at the end of last season. A message left at his Denver office was not returned.

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PITTSBURGH (AP) Ben Roethlisberger's fourth concussion since 2006 apparently won't put him on the bench.

Roethlisberger will play Sunday in Baltimore as long as he continues to pass post-concussion tests, coach Mike Tomlin said Tuesday. The tests measure a player's memory and reflexes, among other factors, before and after he has been injured. Read More...

IRVING, Texas (AP) Cowboys tight end Jason Witten will be a game-time decision for Thursday's game against Oakland because of a sprained foot.

Witten was hurt in the second quarter of Dallas' 7-6 victory over Washington on Sunday. He continued playing, but was held out of a light practice Monday and was limited Tuesday. Read More...

EAST RUTHERFORD, N.J. (AP) The New York Giants' backfield is banged up.

Brandon Jacobs said his injured right leg feels "really good" and he should play against Denver on Thursday, but backup Ahmad Bradshaw has a sprained left ankle that could sideline him. Read More...

TAMPA, Fla. (AP) Tampa Bay's Raheem Morris is taking it upon himself to fix one of the NFL's worst defenses.

The first-year coach added defensive playcalling to his duties Tuesday, demoting veteran defensive coordinator Jim Bates after a 38-7 loss to unbeaten NFC South rival New Orleans dropped the Bucs to 1-9. Read More...

IRVING, Texas (AP) Cowboys cornerback Terence Newman has an explanation for his sideline scuffle with secondary coach Dave Campo: He was just hyping their undercard matchup on the hoped-for bout between Manny Pacquiao and Floyd Mayweather Jr.

"We've got a split, 70-30," Newman said Tuesday. "I got 70 (percent), he got 30, so it'll be nice. We're on pay-per-view. ... A lot of people are going to watch it." Read More...

ALLEN PARK, Mich. (AP) Matthew Stafford sat at his locker, answering and dodging questions about his sore shoulder.

The Detroit Lions quarterback then took off his jersey and displayed a sense of humor. Read More...

CHARLOTTE, N.C. (AP) The Carolina Panthers have lost another linebacker to a season-ending knee injury.

The Panthers placed Landon Johnson on injured reserve Tuesday and signed linebacker Jordan Senn. Johnson hurt his medial collateral ligament in Thursday's loss to Miami in his second start at weakside linebacker after Thomas Davis was lost for the season. Read More...

TAMPA, Fla. (AP) Byron Leftwich's season is over after the Tampa Bay Buccaneers put the backup quarterback on injured reserve with a sore right elbow.

Tampa Bay also announced on Tuesday that it had signed quarterback Rudy Carpenter from the Dallas Cowboys practice squad. Read More...

HOUSTON (AP) Vince Young remained undefeated as a starter for the Tennessee Titans this season thanks to Rob Bironas and his knack for making big kicks against the Houston Texans.

Rob Bironas kicked a 53-yard field goal with less than a minute left and the Titans beat the Texans 20-17 Monday night for their fourth straight victory after starting the season with six losses in a row. Read More...