SYDNEY , Australia (AFP) — Former Australian rugby league star Jarryd Hayne’s hopes of chasing an Olympic dream after ditching a career in American football may be scuttled by anti-doping protocols, it emerged Monday. Hayne announced Sunday he was abandoning playing NFL with the San Francisco 49ers to pursue a spot on Fiji’s rugby sevens squad for this year’s Rio Games. But the switch may have struck an obstacle with former head of the Australian […]