China’s He bites on towel to aid his start in men’s 50m Backstroke S5 race during the London 2012 Paralympic Games in the Olympic Park

China’s He Junquan bites on a towel to aid his start in the men’s 50m Backstroke S5 race during the London 2012 Paralympic Games at the Aquatics Centre in the Olympic Park September 6, 2012. The S5 category is for swimmers with major limb loss of two limbs or with full use of their arms and hands but no trunk or leg muscles; swimmers with moderate coordination problems.