The Pittsburgh Steelers' Rashard Mendenhall rushes past the Green Bay Packers' Sam Shields during the second half of the NFL Super Bowl XLV football game on Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Krupa)

Photo by: Charlie Krupa

The Pittsburgh Steelers' Rashard Mendenhall rushes past the Green Bay Packers' Sam Shields during the second half of the NFL Super Bowl XLV football game on Sunday, Feb. 6, 2011, in Arlington, Texas. (AP Photo/Charlie Krupa)