Definitely marches to the beat of his own drum. http://www.cnn.com/2010/HEALTH/10/11/herschel.fitness.martial.arts/index.html "vier Mendez, a mixed martial arts trainer for 32 years, scoffed when he heard that retired NFL star Herschel Walker, who's nearing 50, wanted to compete in ultimate fighting. "Yeah, I didn't think he could do it," Mendez said. "I thought it was a joke." Walker had been out of football for 12 years. Aging football players tend to get flabby, play golf or relive the spotlight under "Dancing With the Stars." But the 1982 Heisman Trophy winner from the University of Georgia always had an unorthodox streak......