Competitors roll and crawl through mud down a hill under barbed wire during the Utah Spartan Beast Race at Soldier Hollow Saturday June 29, 2013. The 12-mile race included obstacles like mud pits with barbed wire, rope climbs, jumping over fire and climbing an eight-foot wall.

Competitors crawl and swim through a mud pit during the Utah Spartan Beast Race at Soldier Hollow Saturday June 29, 2013.

Competitors jump over an 8-foot wall during the Utah Spartan Beast Race at Soldier Hollow Saturday June 29, 2013.

Competitors wash off with water after swimming through a mud pit three-quarters of the way through the Utah Spartan Beast Race at Soldier Hollow Saturday June 29, 2013.