Former Pittsburgh Steelers linebacker Clark Haggans has died at the age of 46. Haggans was an outside linebacker who helped the Steelers win the Super Bowl 40 in 2006 over the Seattle Seahawks. In that game, he had a sack, a pass break-up and five tackles. The former fifth-round draft pick from Colorado State became a linebacking book-end with college teammate Joey Porter. He accumulated 32-1/2 sacks with the Steelers from 2000 to 2007. He also played with Arizona and San Francisco. Haggans was inducted into the Colorado State Athletic Hall of Fame in 2015.