“Rulon,” a two-hour documentary film on Rulon Gardner‘s stunning 2000 Olympic wrestling gold medal and adversity-filled two decades since, makes its television premiere on NBCSN on Friday at 11 p.m.

COLORADO SPRINGS – In a room full of some of America’s toughest athletes – the U.S. Olympic Greco-Roman wrestling team – Rulon Gardner is a clown. He struts happily across the mat, carrying on a ...