French competitor and race veteran Joseph Le Louan (L), 79, Laurent Creton (C), who is blind, and "Petit Pierre," co-pilot of Creton, train on April 2, 2011, one day before the start of the 26th ... more 
French competitor and race veteran Joseph Le Louan (L), 79, Laurent Creton (C), who is blind, and "Petit Pierre," co-pilot of Creton, train on April 2, 2011, one day before the start of the 26th edition of the Marathon des Sables, in Dar Kaoua, some 300 kms south of Ouarzazate in Morocco. The marathon is considered one of the hardest in the world, with 900 participants having to walk 250 kms (150 miles) for seven days in the Moroccan Sahara. AFP PHOTO/ PIERRE VERDY (Photo credit should read PIERRE VERDY/AFP/Getty Images) less 
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Getty Images | Photo By PIERRE VERDY / AFP/Getty Images
Sat, Apr 2, 2011 3:38 PM EDT