As a boy, Shivpal Singh did not have to break his head over his choice of sport. “My uncle, Jagmohan Singh, is a former national champion and my dad Ramasaray and another uncle Shivpujan were good at it too,” says Shivpal Singh from Spala, Poland, where he is currently training. That effort — he finished behind Taipei’s Asian record-holder Chao-Tsun …