sentences:  He was a mainstay on the vaunted Steelers' defense for 12 seasons, serving as team captain four years.The two-time Super Bowl champion is ranked ninth in the Steelers' all-time sacks list, having taken down such legendary Hall of Fame quarterbacks as Joe Namath, Bob Griese and Jim Kelly.Dunn and his wife, Caron, live in Tavernier, Florida with their children, Iris and Eddie.