By 2010-07-10T22:05:56Z LAS CRUCES, N.M. (AP) -- A 47-year-old man's friends set his prosthetic leg on fire after he lost a drinking bet, causing him to suffer severe burns to his buttocks and lower back. Dona Ana County sheriff's deputies found the man naked on the side of U.S. Route 70 with his prosthetic leg in flames.