Snowboarder Kevin Pearce and Filmmaker Lucy Walker on "The Crash Reel"

Kevin Pearce, former US Champion snowboarder, talks about the terrible crash he had while training for the 2010 Winter Olympics that left him with a traumatic brain injury. He’s joined by Lucy Walker, director of the documentary “The Crash Reel,” which tells the story of Pearce’s recovery and life since the accident. “The Crash Reel” airs July 15 at 9 pm on HBO.