The Crimson Tide's 'CAST' Is Cresting

摘要

ASTIFF-ARM in a football game is a signature move, a classic technique for ballcarriers to use their momentum to bulldoze a tackier out of the way. It is so revered that it is enshrined as the pose for the figure atop college football's most iconic award, the Heisman Trophy—and, when a star player for the University of Alabama, with an injured arm, instinctively stiff-armed an opposing player in the 2015 Southeastern Conference Championship Game, he was able to do so thanks to doctors, athletic trainers, engineering students, professors, and a 3-D printer.