FILE - In this Feb. 1, 2009, file photo, Pittsburgh Steelers linebacker James Harrison celebrates after returning an interception 100 yards for a touchdown during the second quarter of the NFL Super Bowl XLIII football game against the Arizona Cardinals in Tampa, Fla. The former Steelers linebacker is officially retiring on Friday, Sept. 5, 2014, ending an 11-year career that included five Pro Bowls, two Super Bowl rings and numerous run ins with the NFL front office. (AP Photo/Chris O'Meara, File) **FILE**