Nadal loses to del Potro in men's singles semis
Spaniard Rafael Nadal lost to Argentina's Juan Martin del Potro 5-7, 4-6, 6-7 in the tennis men’s singles semi-final on Saturday. Del Potro will now face defending champion Andy Murray in the final on Sunday. Nadal, who had earlier won the gold medal in men's doubles' event alongside Marc Lopez, will play Japan's Kei Nishikori for the bronze medal.