James Farrior

(Photo: AP Photo/Mark Humphrey)

Pittsburgh Steelers linebacker James Farrior (51) stretches during practice on Thursday, Feb. 3, 2011, in Fort Worth, Texas. The Steelers will play the Green Bay Packers in NFL football Super Bowl XLV Sunday, Feb. 6.

Ike Taylor

(Photo: AP Photo/Mark Humphrey)

Pittsburgh Steelers cornerback Ike Taylor stretches during practice on Thursday, Feb. 3, 2011, in Fort Worth, Texas. The Steelers will play the Green Bay Packers in NFL football Super Bowl XLV Sunday, Feb. 6.

Stevenson Sylvester

(Photo: AP Photo/Mark Humphrey)

Pittsburgh Steelers linebacker Stevenson Sylvester (55) stretches during practice on Thursday, Feb. 3, 2011, in Fort Worth, Texas. The Steelers will play the Green Bay Packers in NFL football Super Bowl XLV Sunday, Feb. 6.

Stevenson Sylvester

(Photo: AP Photo/Mark Humphrey)

Pittsburgh Steelers linebacker Stevenson Sylvester stretches during practice on Thursday, Feb. 3, 2011, in Fort Worth, Texas. The Steelers will play the Green Bay Packers in NFL football Super Bowl XLV Sunday, Feb. 6.

Troy Polamalu

(Photo: AP Photo/Mark Humphrey)

Pittsburgh Steelers safety Troy Polamalu (43) laughs as he talks with teammates during practice on Thursday, Feb. 3, 2011, in Fort Worth, Texas. The Steelers will play the Green Bay Packers in NFL football Super Bowl XLV Sunday, Feb. 6.

Brett Keisel

(Photo: AP Photo/Mark Humphrey)

Pittsburgh Steelers defensive end Brett Keisel stretches during practice on Thursday, Feb. 3, 2011, in Fort Worth, Texas. The Steelers will play the Green Bay Packers in NFL football Super Bowl XLV Sunday, Feb. 6.

James Farrior

(Photo: AP Photo/Mark Humphrey)

Pittsburgh Steelers linebacker James Farrior stretches during practice on Thursday, Feb. 3, 2011, in Fort Worth, Texas. The Steelers will play the Green Bay Packers in NFL football Super Bowl XLV Sunday, Feb. 6.

Brett Keisel

(Photo: AP Photo/Mark Humphrey)

Pittsburgh Steelers defensive end Brett Keisel stretches during practice on Thursday, Feb. 3, 2011, in Fort Worth, Texas. The Steelers will play the Green Bay Packers in NFL football Super Bowl XLV Sunday, Feb. 6.

Ben Roethlisberger, Jonathan Scott

(Photo: AP Photo/Mark Humphrey)

Pittsburgh Steelers quarterback Ben Roethlisberger (7) and offensive tackle Jonathan Scott (72) stretch during practice on Thursday, Feb. 3, 2011, in Fort Worth, Texas. The Steelers will play the Green Bay Packers in NFL football Super Bowl XLV Sunday, Feb. 6.

Troy Polamalu, Ryan Clark, Ike Taylor

(Photo: AP Photo/Mark Humphrey)

Pittsburgh Steelers safety Troy Polamalu, right, helps safety Ryan Clark stretch during practice on Thursday, Feb. 3, 2011, in Fort Worth, Texas. Behind Clark is cornerback Ike Taylor. The Steelers will play the Green Bay Packers in NFL football Super Bowl XLV Sunday, Feb. 6.

Mike Tomlin

(Photo: AP Photo/Mark Humphrey)

Pittsburgh Steelers head coach Mike Tomlin supervises a practice on Thursday, Feb. 3, 2011, in Fort Worth, Texas. The Steelers will play the Green Bay Packers in NFL football Super Bowl XLV Sunday, Feb. 6.

Mike Tomlin

(Photo: AP Photo/Mark Humphrey)

Pittsburgh Steelers head coach Mike Tomlin, center, jokes with players during practice on Thursday, Feb. 3, 2011, in Fort Worth, Texas. The Steelers will play the Green Bay Packers in NFL football Super Bowl XLV Sunday, Feb. 6.

Ben Roethlisberger, Hines Ward, Heath Miller

(Photo: AP Photo/Mark Humphrey)

Pittsburgh Steelers quarterback Ben Roethlisberger, center, puts on his helmet as he and teammates wide receiver Hines Ward (86) and tight end Heath Miller (83) get set to run a play during practice on Thursday, Feb. 3, 2011, in Fort Worth, Texas. The Steelers will play the Green Bay Packers in NFL football Super Bowl XLV Sunday, Feb. 6.

Ben Roethlisberger

(Photo: AP Photo/Mark Humphrey)

Pittsburgh Steelers quarterback Ben Roethlisberger puts his helmet on during practice on Thursday, Feb. 3, 2011, in Fort Worth, Texas. The Steelers will play the Green Bay Packers in NFL football Super Bowl XLV Sunday, Feb. 6.

Anthony Madison

(Photo: AP Photo/Mark Humphrey)

Pittsburgh Steelers cornerback Anthony Madison picks up his helmet after stretching during practice on Thursday, Feb. 3, 2011, in Fort Worth, Texas. The Steelers will play the Green Bay Packers in NFL football Super Bowl XLV Sunday, Feb. 6.

James Farrior

(Photo: AP Photo/Mark Humphrey)

Pittsburgh Steelers linebacker James Farrior (51) does a little dance during practice on Thursday, Feb. 3, 2011, in Fort Worth, Texas. The Steelers will play the Green Bay Packers in NFL football Super Bowl XLV Sunday, Feb. 6.