LONDON. - Juan Martin Del Potro beat Nishikori Kei yesterday into Japanese, advanced to semifinals of men's singles tennis at the Olympic Games London 2012 and came within one victory of a medal for the delegation of Argentina.
However, the task of Argentina will not be easy, as now faces world number one Roger Federer, who beat American John Isner 6-4, 7-6 (5).
In rooms, earned a burdensome success Delpo 6-4, 7-6 (7-4 in the tie break), after an hour and 55 minutes.
The other semifinal will be played at Olympic-second round-the Noval Djokovic will play the Serbian, who beat Frenchman Jo-Wilfried Tsonga 6-1, 7-5, and local Andy Murray, who dispatched the Spanish Nicolas Almagro 6 - 4 and 6-1.
The winners will meet for the gold medal, while the losers will hold a match to decide who gets the bronze medal. A variant that was introduced in the Olympic tennis rules.