Looking like a surgeon after washing his hands, Patrick Zhang goes for the paper towels after learning proper hand-washing techniques from Hale Soloff (back left) and his sister Grace in Anita Morgan's second grade class at Arrowhead Elementary School, Collegeville, Pa.  ( Clem Murray/Staff Photographer/MCT )
Looking like a surgeon after washing his hands, Patrick Zhang goes for the paper towels after learning proper hand-washing techniques from Hale Soloff (back left) and his sister Grace in Anita Morgan's second grade class at Arrowhead Elementary School, Collegeville, Pa. ( Clem Murray/Staff Photographer/MCT ) MCT
Looking like a surgeon after washing his hands, Patrick Zhang goes for the paper towels after learning proper hand-washing techniques from Hale Soloff (back left) and his sister Grace in Anita Morgan's second grade class at Arrowhead Elementary School, Collegeville, Pa. ( Clem Murray/Staff Photographer/MCT ) MCT