2012 Summer Olympics. She lost in the opening round to Julia Görges. During the summer hard-court season Radwańska was twice one match away from becoming the world No. 1. She would lose to Li Na on both occasions, in the quarterfinals of the Rogers Cup and the Cincinnati Open. Radwańska was defeated in the fourth round of the US Open by Roberta Vinci. She again reached the final of the Toray Pan Pacific Open, losing in three sets to Nadia Petrova. She exited the China Open following a quarterfinal loss to Li Na. Radwańska won her opening round-robin match at the WTA Championships, defeating the defending champion Petra Kvitová in straight sets. She then lost a three-set match to Maria Sharapova. She advanced to the semifinals with a victory over Sara Errani, which marked the longest three-set match in the history of the tournament, but exited following a loss to Serena Williams. She then defeated Williams in straight sets during an exhibition in Toronto. At the conclusion of the season, Radwańska won WTA awards for Fan Favorite Facebook Profile and Fan Favorite Video, and was again named Fan Favorite Singles Player. 2013: Three WTA titles Radwańska began her season at the Auckland Open, where she defeated Yanina Wickmayer in the final to win the 11th singles title of her career. She won her second straight tournament of 2013 at the Sydney International, where she defeated Dominika Cibulková without losing a game. Radwańska reached the quarterfinals of the Australian Open, exiting the tournament following a loss to Li Na. She went on to play the Qatar Total Open where she was eliminated in the semifinals by then-world No. 1 Victoria Azarenka, the eventual champion. She also reached the quarterfinals in Dubai, where she lost to Petra Kvitová. In the BNP Paribas Open, she lost in the fourth round to Maria Kirilenko. She then entered the Sony Open as the defending champion. During her quarterfinal win against Kirsten Flipkens, Radwańska won a point with a spinning backhand volley, which was voted the shot of the year on the WTA's website. She exited the tournament with a loss to Serena Williams in the semifinals. After early losses in her clay court season, she advanced to the quarterfinals of the French Open for the first time, where she lost to fifth seed Sara Errani. She beat Li Na in the quarterfinals of Wimbledon but