Inspired by the Late Muhammad Ali, Gleason Doc Maker Captures an Athlete and His Disease

Documentary maker Clay Tweel first saw Steve Gleason on TV in 2005 when the feisty New Orleans Saints defensive back blocked a punt to win the team's first post-Katrina home game. Nine years later while promoting his film Print the Legend at the 2014 Sundance Film Festival, Tweel saw Gleason on screen again but this time, ...