Think you have what it takes? Comment below by June 2nd for a chance to win a Spartan race entry and show us at Spartan Chicago, June 10-11. NO PURCHASE NECESSARY. Void where prohibited and outside US. Must be US resident 18+ or age of majority (whichever is older) at time of entry. Winner responsible for paying taxes and standard insurance fees associated with race entry. For official rules, visit http://www.optimumnutrition.com/en_US/rules/spartanchicago
