Olympic Tennis Results
Andy Murray (2), Britain, def. Juan Martin del Potro, Argentina, 7-5, 4-6, 6-2, 7-5.
Kei Nishikori (4), Japan, def. Rafael Nadal (3), Spain, 6-2, 6-7 (1), 6-3.
Ekaterina Makarova and Elena Vesnina (7), Russia, def. Timea Bacsinszky and Martina Hingis (5), Switzerland, 6-4, 6-4.
Bethanie Mattek-Sands and Jack Sock, United States, def. Venus Williams and Rajeev Ram, United States, 6-7 (3), 6-1, 10-7.
Lucie Hradecka and Radek Stepanek, Czech Republic, def. Sania Mirza and Rohan Bopanna (4), India, 6-1, 7-5.
