Mike Smith says he's committed to helping the Tampa Bay Buccaneers realize their potential, not trying to become a head coach again. The Bucs signed their defensive coordinator to a contract extension on Friday, ending speculation about where the former Falcons coach might wind up next season. Smith spoke with the Jaguars and the Chargers about head coaching vacancies this winter after an improved Bucs' defense led a turnaround that produced Tampa Bay's first winning record in six years. More...