Pittsburgh Steelers defensive back Ryan Mundy (29) celebrates an interception with teammate Ryan Clark (25) during the first half of an NFL football game against the Kansas City Chiefs in Kansas City, Mo., Sunday, Nov. 27, 2011. (AP Photo/Charlie Riedel)

Pittsburgh Steelers quarterback Ben Roethlisberger (7) passes during the first half of an NFL football game against the Kansas City Chiefs, Sunday, Nov. 27, 2011, in Kansas City, Mo. (AP Photo/Charlie Riedel)

Pittsburgh Steelers tight end Weslye Saunders (82) celebrates a touchdown with teammate Trai Essex (79) as Kansas City Chiefs defensive back Sabby Piscitelli (42) walks by during the first half of an NFL football game in Kansas City, Mo., Sunday, Nov. 27, 2011. (AP Photo/Charlie Riedel)

Pittsburgh Steelers running back Rashard Mendenhall (34) is tackled by Kansas City Chiefs inside linebacker Derrick Johnson (56) during the second half of an NFL football game in Kansas City, Mo., Sunday, Nov. 27, 2011. (AP Photo/Charlie Riedel)

Kansas City Chiefs wide receiver Steve Breaston, left, is pushed out of bounds by Pittsburgh Steelers defensive back Keenan Lewis (23) during the second half of an NFL football game, Sunday, Nov. 27, 2011, in Kansas City, Mo. The pass was ruled incomplete as the Steelers won 13-9. (AP Photo/Charlie Riedel)

Kansas City Chiefs cornerback Brandon Flowers (24) breaks up a pass intended for Pittsburgh Steelers wide receiver Antonio Brown (84) during the second half of an NFL football game, Sunday, Nov. 27, 2011, in Kansas City, Mo. The Steelers won 13-9. (AP Photo/Charlie Riedel)

Pittsburgh Steelers running back Rashard Mendenhall (34) is tackled by Kansas City Chiefs defensive end Allen Bailey (97) during the second half of an NFL football game in Kansas City, Mo., Sunday, Nov. 27, 2011. (AP Photo/Ed Zurga)

Kansas City Chiefs' Javier Arenas (21) is tackled by Pittsburgh Steelers cornerback Ike Taylor (24) and inside linebacker Lawrence Timmons (94) during the second half of an NFL football game in Kansas City, Mo., Sunday, Nov. 27, 2011. (AP Photo/Charlie Riedel)

Kansas City Chiefs tackle Steve Maneri (68) is tackled by Pittsburgh Steelers strong safety Troy Polamalu (43) during the first half of an NFL football game, Sunday, Nov. 27, 2011, in Kansas City, Mo. Polamalu left the game after his head banged into Maneri's knee during the collision. (AP Photo/Charlie Riedel)

Pittsburgh Steelers quarterback Ben Roethlisberger (7) talks with referee Ed Hochuli (85) while adjusting his armband during the first half of an NFL football game against the Kansas City Chiefs in Kansas City, Mo., Sunday, Nov. 27, 2011. Roethlisberger played the game with a broken thumb on his throwing hand. The Steelers won 13-9. (AP Photo/Charlie Riedel)

Pittsburgh Steelers coach Mike Tomlin looks on before an NFL football game against the Kansas City Chiefs, Sunday, Nov. 27, 2011, in Kansas City, Mo. The Steelers won 13-9. (AP Photo/Charlie Riedel)

Kansas City Chiefs quarterback Tyler Palko (4) prepares to pass as he throws for an interception in the final seconds of an NFL football game against the Pittsburgh Steelers, Sunday, Nov. 27, 2011, in Kansas City, Mo. The Steelers won 13-9. (AP Photo/Charlie Riedel)

Pittsburgh Steelers cornerback William Gay (22) breaks up a pass intended for Kansas City Chiefs wide receiver Dwayne Bowe (82) during the second half of an NFL football game, Sunday, Nov. 27, 2011, in Kansas City, Mo. The Steelers won 13-9. (AP Photo/Charlie Riedel)

Kansas City Chiefs cornerback Brandon Carr (39) breaks up a pass intended for Pittsburgh Steelers wide receiver Mike Wallace (17) during the first half of an NFL football game, Sunday, Nov. 27, 2011, in Kansas City, Mo. The Steelers won 13-9. (AP Photo/Charlie Riedel)

Kansas City Chiefs defensive back Javier Arenas (21) knocks the ball away from Pittsburgh Steelers wide receiver Mike Wallace (17) during the second half of an NFL football game in Kansas City, Mo., Sunday, Nov. 27, 2011. The Steelers won 13-9. (AP Photo/Ed Zurga)

Kansas City Chiefs running back Thomas Jones (20) is tackled by Pittsburgh Steelers outside linebackers Jason Worilds (93) and James Farrior (51) during the first half of an NFL football game in Kansas City, Mo., Sunday, Nov. 27, 2011. (AP Photo/Ed Zurga)

Kansas City Chiefs wide receiver Dwayne Bowe (82) catches a pass from quarterback Tyler Palko during the first half of an NFL football game against the Pittsburgh Steelers in Kansas City, Mo., Sunday, Nov. 27, 2011. (AP Photo/Charlie Riedel)

Kansas City Chiefs running back Jackie Battle (26) is tackled by Pittsburgh Steelers strong safety Troy Polamalu (43) during the first half of an NFL football game in Kansas City, Mo., Sunday, Nov. 27, 2011. Kansas City Chiefs wide receiver Dwayne Bowe (82) blocks on the play. (AP Photo/Orlin Wagner)

Pittsburgh Steelers running back Mewelde Moore (21) fumbles into the end zone while being tackled by Kansas City Chiefs outside linebacker Tamba Hali (91) during the first half of an NFL football game in Kansas City, Mo., Sunday, Nov. 27, 2011. (AP Photo/Ed Zurga)

Kansas City Chiefs head coach Todd Haley yells to his team during the first half of an NFL football game against the Pittsburgh Steelers in Kansas City, Mo., Sunday, Nov. 27, 2011. (AP Photo/Charlie Riedel)

Pittsburgh Steelers tight end Weslye Saunders (82) looks to keep his feet in bounds while scoring a touchdown during the first half of an NFL football game against the Kansas City Chiefs in Kansas City, Mo., Sunday, Nov. 27, 2011. (AP Photo/Ed Zurga)

Kansas City Chiefs wide receiver Steve Breaston (15) runs past Pittsburgh Steelers defensive back Ryan Mundy (29) and cornerback Ike Taylor (24) during the first half of an NFL football game Sunday, Nov. 27, 2011, in Kansas City, Mo. (AP Photo/Charlie Riedel)

Kansas City Chiefs running back Dexter McCluster (22) returns a punt during an NFL football game against the Pittsburgh Steelers Sunday, Nov. 27, 2011, in Kansas City, Mo. (AP Photo/Ed Zurga)

Kansas City Chiefs quarterback Tyler Palko (4) looks to throw during an NFL football game against the Pittsburgh Steelers Sunday, Nov. 27, 2011, in Kansas City, Mo. (AP Photo/Ed Zurga)

Kansas City Chiefs cornerback Brandon Carr (39) leaps over Pittsburgh Steelers wide receiver Mike Wallace (17) during the first half of an NFL football game at Arrowhead Stadium in Kansas City, Mo., Sunday, Nov. 27, 2011. (AP Photo/Ed Zurga)

Pittsburgh Steelers center Doug Legursky (64) calls out plays during an NFL football game against the Kansas City Chiefs Sunday, Nov. 27, 2011, in Kansas City, Mo. (AP Photo/Ed Zurga)

Pittsburgh Steelers quarterback Ben Roethlisberger (7) passes to a teammate during the first half of an NFL football game against the Kansas City Chiefs at Arrowhead Stadium in Kansas City, Mo., Sunday, Nov. 27, 2011. (AP Photo/Charlie Riedel)