Jimmy Chin and Elizabeth Chai Vasarhelyi won an Oscar for Free Solo, their hair-raising documentary tracing rock climber Alex Honnold’s mission to climb El Capitan rope-free. They discuss what it’s…

Jimmy Chin and Elizabeth Chai Vasarhelyi won an Oscar for Free Solo, their hair-raising documentary tracing rock climber Alex Honnold’s mission to climb El Capitan rope-free. They discuss what it’s…