1985 Chicago Bears 46 Defense
The 1985 Chicago Bears: The Greatest NFL Defense of all time — The Sporting Blog
What Happened To Dave Duerson? (Story)
Top Ten Single Season Defenses in NFL History : #10 1986 Chicago Bears
Dick Butkus, Hall of Fame linebacker for Chicago Bears, dies - ESPN
Chicago Bears: Comparing the 1985 defense to 2019 group
Buddy Ryan, Iconic Mastermind of '85 Chicago Bears Defense, Dies – NBC Chicago
Buddy Ryan, Iconic Mastermind of '85 Chicago Bears Defense, Dies – NBC Chicago
Dick Butkus, legendary Chicago Bears middle linebacker, has died