When work began on The 41st Day, Ryan Hall was unquestionably the fastest marathoner in America and still young. The film was to follow his training as he prepared for the biggest race of his career, then capture the spectacular moment as he attained Olympic glory. That never happened. Unbeknownst to Ryan, filming began just past the apex of his career. For five years we follow Ryan across continents, for thousands of miles, and through debilitating...