• In this Oct. 10, 2011 file photo, Chicago Bears middle linebacker Brian Urlacher (54) watches against the Detroit Lions in the first quarter of their NFL football game in Detroit. Urlacher says he's retiring after spending 13 seasons with the Bears. The eight-time Pro Bowler announced his retirement through social media accounts Wednesday, May 22, 2013.

    In a statement, the star linebacker for the Chicago Bears said, "After spending a lot of time this spring thinking about my NFL future, I have made a decision to retire."

    LAST UPDATE : May 22, 2013, 1:27 PM EDT