NFL NEWS

Kansas City QB Matt Cassel is unlikely to play on Sunday against  Tampa Bay.  Cassel sustained a concussion in Sunday's loss to Baltimore.

Matt Hasselbeck will start at quarterback for the Tennessee Titans when they host the Pittsburgh Steelers on Thursday.

Packers running back Cedric Benson will not play Sunday night's game against the Houston Texans due to a foot injury.

Giants safety Will Hill has been suspended by the NFL for violating the league's policy on performance enhancing substances.

Mike Shanahan said that quarterback Robert Griffin III is "feeling good" after suffering a concussion during Sunday's game against the Atlanta Falcons.

Minnesota coach Leslie Frazier said on Monday that running back Adrian Peterson has a mild ankle sprain.

Arizona coach Ken Whisenhunt announced that running back Ryan Williams will miss the rest of the season with a shoulder injury.

Steelers safety Troy Polamalu will most likely miss Thursday's game against the Tennessee Titans after re- aggravating his right calf injury.

The Bengals have placed running back Bernard Scott on season-ending injured reserve.