<p>Andy Murray became the first player to win two Olympic tennis singles gold medals Sunday when he defeated Argentina's Juan Martin del Potro 7-5, 4-6, 6-2, 7-5 in an epic final.<br /><br /></p>.<p>Murray added the Rio title to his 2012 triumph and to his Grand Slam collection of the 2012 US Open and 2013 and 2016 Wimbledon crowns.<br /><br />It also stretched the 29-year-old's current winning streak to a career best 18.<br />The final will go down as one of the best in the Olympics, lasting over four hours and ending with both men embracing at the net.<br /><br />Del Potro, a bronze medallist in London four years ago, was inconsolable, weeping as he sat courtside.<br /><br />"Today was a very up and down match, very stressful. Both of us had a lot of chances and, it was a long and tiring match. I'm just glad I managed to get through it," said Murray.<br /><br />"I had a lot of difficult losses over the last couple of years. I lost quite a few Grand Slam finals. I managed to obviously win a couple of big events and that meant a lot to me."<br />Murray also hailed 2009 US Open champion del Potro who has fought his way back from three wrist surgeries which threatened his career.<br /><br />"What he's had to go through over the last three years or so with his wrists -- I can't imagine how mentally difficult that would have been," said the Briton.<br /><br />"To get himself back to playing at this level, fighting for the biggest events and competing against the best players in the world is an amazing credit to him."<br /><br />The final was decided in a dramatic fourth set where del Potro was ahead twice with breaks to go 2-1 and 4-3 ahead.<br /><br />But each time he faltered and Murray pounced. The Briton saved two break points for a 6-5 lead.<br /><br />In a thrilling conclusion, two Argentine fans were even escorted out of the arena before Murray took victory on a second match point when del Potro netted a backhand.<br /><br />Venus Williams, Martina Hingis and Rafael Nadal all suffered letdowns as the tennis tournament ended.<br /><br />Venus, 36, missed out on her chance to become the first player to win five tennis golds when she and partner Rajeev Ram were defeated in the mixed doubles final.<br /><br />They lost 6-7 (3/7), 6-1, 10-7 to US compatriots Bethanie Mattek-Sands and Jack Sock.<br />Venus won singles gold at Sydney in 2000 and doubles titles with sister Serena in 2000, 2008 and 2012.<br /><br />Despite the loss, she is still only the second player to have won five tennis medals after already being guaranteed silver by making the final.<br /><br />The silver medal made up for a disappointing Games for the Williams sisters.<br />They lost in the first round of the doubles while Venus was also dumped out in the singles at the first hurdle.<br /><br />Defending singles champion Serena was defeated in the third round.<br />Hingis, 35, and playing her first Olympics since her debut in Atlanta in 1996, saw her gold medal hopes shattered in the women's doubles final.<br /><br />She and Swiss partner Timea Bacsinszky lost to Ekaterina Makarova and Elena Vesnina 6-4, 6-4.<br /><br />"If you asked me 10 years ago if I would be here in Rio, I would say you're crazy," said Hingis.<br /><br />Kei Nishikori won Japan's first Olympic tennis medal in almost a century when he captured bronze against Nadal, despite the weary Spaniard mounting a stirring mid-match fightback.<br /><br />Nishikori triumphed 6-2, 6-7 (1/7), 6-3 to become the first Japanese tennis medallist since Antwerp in 1920 when the country won men's silver and men's doubles silver.<br /><br />Nadal, the 2008 singles champion in Beijing, was playing his 11th match in Rio.<br />But the 30-year-old did not go down meekly, fighting back from 2-5 down in the second set to push the play-off into a decider.<br /><br />Nadal won the doubles gold with Marc Lopez on Friday and then lost an epic three-hour singles semi-final to del Potro on Saturday. <br /></p>
<p>Andy Murray became the first player to win two Olympic tennis singles gold medals Sunday when he defeated Argentina's Juan Martin del Potro 7-5, 4-6, 6-2, 7-5 in an epic final.<br /><br /></p>.<p>Murray added the Rio title to his 2012 triumph and to his Grand Slam collection of the 2012 US Open and 2013 and 2016 Wimbledon crowns.<br /><br />It also stretched the 29-year-old's current winning streak to a career best 18.<br />The final will go down as one of the best in the Olympics, lasting over four hours and ending with both men embracing at the net.<br /><br />Del Potro, a bronze medallist in London four years ago, was inconsolable, weeping as he sat courtside.<br /><br />"Today was a very up and down match, very stressful. Both of us had a lot of chances and, it was a long and tiring match. I'm just glad I managed to get through it," said Murray.<br /><br />"I had a lot of difficult losses over the last couple of years. I lost quite a few Grand Slam finals. I managed to obviously win a couple of big events and that meant a lot to me."<br />Murray also hailed 2009 US Open champion del Potro who has fought his way back from three wrist surgeries which threatened his career.<br /><br />"What he's had to go through over the last three years or so with his wrists -- I can't imagine how mentally difficult that would have been," said the Briton.<br /><br />"To get himself back to playing at this level, fighting for the biggest events and competing against the best players in the world is an amazing credit to him."<br /><br />The final was decided in a dramatic fourth set where del Potro was ahead twice with breaks to go 2-1 and 4-3 ahead.<br /><br />But each time he faltered and Murray pounced. The Briton saved two break points for a 6-5 lead.<br /><br />In a thrilling conclusion, two Argentine fans were even escorted out of the arena before Murray took victory on a second match point when del Potro netted a backhand.<br /><br />Venus Williams, Martina Hingis and Rafael Nadal all suffered letdowns as the tennis tournament ended.<br /><br />Venus, 36, missed out on her chance to become the first player to win five tennis golds when she and partner Rajeev Ram were defeated in the mixed doubles final.<br /><br />They lost 6-7 (3/7), 6-1, 10-7 to US compatriots Bethanie Mattek-Sands and Jack Sock.<br />Venus won singles gold at Sydney in 2000 and doubles titles with sister Serena in 2000, 2008 and 2012.<br /><br />Despite the loss, she is still only the second player to have won five tennis medals after already being guaranteed silver by making the final.<br /><br />The silver medal made up for a disappointing Games for the Williams sisters.<br />They lost in the first round of the doubles while Venus was also dumped out in the singles at the first hurdle.<br /><br />Defending singles champion Serena was defeated in the third round.<br />Hingis, 35, and playing her first Olympics since her debut in Atlanta in 1996, saw her gold medal hopes shattered in the women's doubles final.<br /><br />She and Swiss partner Timea Bacsinszky lost to Ekaterina Makarova and Elena Vesnina 6-4, 6-4.<br /><br />"If you asked me 10 years ago if I would be here in Rio, I would say you're crazy," said Hingis.<br /><br />Kei Nishikori won Japan's first Olympic tennis medal in almost a century when he captured bronze against Nadal, despite the weary Spaniard mounting a stirring mid-match fightback.<br /><br />Nishikori triumphed 6-2, 6-7 (1/7), 6-3 to become the first Japanese tennis medallist since Antwerp in 1920 when the country won men's silver and men's doubles silver.<br /><br />Nadal, the 2008 singles champion in Beijing, was playing his 11th match in Rio.<br />But the 30-year-old did not go down meekly, fighting back from 2-5 down in the second set to push the play-off into a decider.<br /><br />Nadal won the doubles gold with Marc Lopez on Friday and then lost an epic three-hour singles semi-final to del Potro on Saturday. <br /></p>