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Through the years: James Harrison

After 15 seasons in the NFL, James Harrison announced his retirement from football. The once undrafted linebacker from Kent State spent most of his career with the Pittsburgh Steelers, where he won two Super Bowls (XL, XLIII), was a five-time Pro Bowler and was the Defensive Player of the Year in 2008. Take a look at some of the moments of James Harrison's career.