Bears great Brian Urlacher has announced his retirement after 13 years in the league. Urlacher recorded 1,353 tackles, 41.5 sacks, and 22 interceptions in his illustrious career, and though he never won a Super Bowl, he'll likely be an early entry into the Hall of Fame. The Bears have had their share of great linebackers, but where does Urlacher rank on the all-time list? Submit your rankings now!
NFL's greatest linebackers