Las Vegas Sun

October 31, 2014

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A man runs through live wires in the "Electroshock Therapy" obstacle during the Tough Mudder in Beatty, Nev. Sunday, April 14, 2013. Tough Mudder events are hardcore 10-12 mile obstacle courses designed to test all-around strength, stamina, mental grit, and camaraderie.

Steve Marcus

A man runs through live wires in the "Electroshock Therapy" obstacle during the Tough Mudder in Beatty, Nev. Sunday, April 14, 2013. Tough Mudder events are hardcore 10-12 mile obstacle courses designed to test all-around strength, stamina, mental grit, and camaraderie.