Mike Tomlin emotional farewell from the Pittsburgh Steelers

It's the end of an era: Mike Tomlin stepped down as head coach of Pittsburgh Steelers. The leader, who won Super Bowl XLIII in his second year with the Steelers, leaves Pittsburgh after a wild-card loss to the Houston Texans -- his seventh straight postseason defeat. A Steelers fan posted a farewell video to honor Tomlin's years with Pittsburgh.