NEW : Caster Semenya wins gold medal in ceremony Thursday . South African athletics fans rally behind controversial new women 's championship . Semenya has runaway victory in women 's 800 metres title race . She lost in the final after ruling body asked for gender test on the teenager . The 18-year - old 's father also insists that she is female .
NEW : Caster Semenya receives gold medal in ceremony Thursday . South African athletics officials rally behind controversial new women 's star . Semenya scored runaway victory in women 's 800 meters title race . She ran in the final after ruling body asked for gender test on the teenager . The 18-year-old 's father also insists that she is female .