Gary Horton picks 48 playoff 'X factors' -- four guys per team -- who, while not household names, could swing the balance of the AFC and NFC playoffs. You'll find names like Roman Harper, John Kuhn, Raheem Brock and Danny Woodhead here.
Saints running back Reggie Bush and Colts DT Raheem Brock will be X factors, according to Scouts Inc.
A collection of ESPN The Magazine's Sweat Spot videos.
Indianapolis' impressive defensive line play is a testament to the creativity of position coach John Teerlinck.