Clark Haggans, linebacker who won Super Bowl 40 with Steelers, dies at 46
2014 Chicago Bears Media Guide by Chicago Bears - Issuu
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2013 Rutgers Football Media Guide by Rutgers Athletics - Issuu
Former NFL, Steelers linebacker Clark Haggans dead at 46
Clark Haggans, longtime NFL linebacker who won a Super Bowl with the Steelers, dies at 46
Clark Haggans, longtime NFL linebacker who won a Super Bowl with the Steelers, dies at 46 - The San Diego Union-Tribune
Clark Haggans - Wikipedia
2011 Football Media Guide by Alabama Crimson Tide - Issuu
2012 MEDIA GUIDE - NFL.com
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Clark Haggans, longtime NFL linebacker who won a Super Bowl with the Steelers, dies at 46