When the plans and dreams of a young swimmer are shattered by the United States' boycott of the 1980 Olympic Games in Moscow, God opens the door of new opportunities. For Paul Asmuth, then 22, it is the end of an unfulfilled dream, and the beginning of another journey, this one remarkable and life-changing. Plunging into the astounding, grueling, hypnotic, and often oddly beautiful world of international marathon swimming competitions, Asmuth experiences...