MUSCULAR DYSTROPHY Michelle Neufeld of Warminster takes her three sons 7-year-old Mitchell Neufeld, 12-year-old Mark Neufeld and 5-year-old Tyler Cain on a trip to Walmart to buy food. Both Mark and Mitchell have Muscular Dystrophy. Here (L-R) Mark, Tyler, Michelle and Mitchell make their way through the store. Laurence Kelly/The Intelligencer