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Top 10 Chicago Bears of All Time
Reaction to the death of Chicago Bears great Dick Butkus
1985 Chicago Bears season - Wikipedia
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Dick Butkus, legendary Chicago Bears linebacker and Hall of Famer, dies at 80, Sports
Ranking best Bears of all time: Nos. 76-100
Ranking top 25 players in NFL history: Dick Butkus has prominent place on league's all-time list
A Chicago Bears Linebacker Has Emerged as the Heir to Dick Butkus, Mike Singletary, and Brian Urlacher: 'I Consider Myself the Best Linebacker in the League, Without a Doubt'
Top 5 Greatest NFL Quarterbacks in Chicago Bears History, by Jeffrey Genao, Top Level Sports