Before he was the Atlanta Falcons all-time leading rookie rusher, Tyler Allgeier was a walk-on running back at BYU forced to play linebacker as a redshirt freshman. Along the way,
Louisville, BYU rely on late-game heroics to save seasons si.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from si.com Daily Mail and Mail on Sunday newspapers.