Run through Sahara more than personal challenge
Editor's note: Three runners embarked on an epic journey to run across the Sahara Desert, not only for the challenge but also to raise awareness of some of the most impoverished nations of Africa. Three runners -- Charlie Engle, Ray Zahab and Kevin Lin -- ran for 111 days over 4,300 miles through six countries (Senegal, Mauritania, Mali, Niger, Libya and Egypt) and lived to tell their tale. Engle took time to share stories about this incredible journey with ESPN.com contributor Graham Bensinger.
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