Argentinian Juan Martin del Potro beats Spanish tennis star Rafael Nadal 5-7, 6-4, 7-6 (5) to enter the final of the Olympic Summer Games. 
Del Potro faces British Wimbledon winner Andy Murray in the match for gold on Sunday. 
The Argentinian and Nadal, who won at the 2008 Games, delivered a thrilling match that lasted for 3 hours 8 minutes

Source: QNA