Bears general manager Phil Emery overhauled one of the league's worst defenses this offseason.
Brian Urlacher spent 13 seasons in the NFL with the Bears, and knows football is a violent game.
Earlier this week Israel Idonije was reflecting on the career changes that saw him go to the Detroit Lions in 2013 after spending his entire career as a Bear.
For much of the past decade, Lance Briggs has been an every-down linebacker, paired with Brian Urlacher not only in the nickel unit but even in the dime package because of his athleticism.
For the first time since Brian Urlacher was thrust into the No.