"A competitor jumps through fire during the annual Tough Guy race - ""the toughest race in the world"" - at Perton in Staffordshire, England, Sunday Jan. 26, 2014. Tough Guy claims to be the world's most demanding one-day survival ordeal. First staged in 1987, the Tough Guy Challenge has been widely described as one of the hardest races of it's type with up to one-third of the starters failing to finish in a typical year. (AP Photo/Jon Super)"
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