down to defeat 24th seed Mona Barthel. In the final game of the fourth round, she injured her right calf and was forced to forfeit the quarterfinal match against Angelique Kerber. The injury forced Stosur to pull out of the Miami Masters tournament. She successfully returned to the court at the Family Circle Cup where she opened her campaign in the second round with a straight-sets win over Marina Erakovic. During her third-round match, Stosur was forced to retire with her recurring calf injury against qualifier Eugenie Bouchard. Stosur recovered to play in the Fed Cup World Group Play-offs against Switzerland. She played in both singles rubbers against Stefanie Vögele and Romina Oprandi, winning both matches in straight sets and ensuring that Australia play in the 2014 Fed Cup World Group. Following the Fed Cup victory, Stosur recorded two first-round losses at the Porsche Tennis Grand Prix in Stuttgart where she was the sixth seed against Jelena Janković. and at the Mutua Madrid Open where she was seeded ninth, to Carla Suárez Navarro. Following the disappointing loss in Madrid, Stosur moved on to the Italian Open and rebounded with her first win of the European clay season on her third attempt, comfortably defeating Hsieh Su-wei. She then won her second round match over Peng Shuai in straight sets. She then reached the quarterfinals in Rome with a three-set win over Petra Kvitová, the first time in Stosur's career she had beaten Kvitová. Stosur suffered her eighth straight loss to Victoria Azarenka in the quarterfinals losing in three sets. At the French Open, Stosur won her opening match against Kimiko Date-Krumm after waiting 2½ hours to play because of rain. She then quickly won the opening first nine games and smashed 42-year-old Date-Krumm in two sets. Stosur then defeated Kristina Mladenovic in straight sets. Stosur then played 18th seed Jelena Janković in the third round. After winning the first set, Stosur lost the match in a tight battle. She was unable to defend her semifinal ranking points of 2012, and slipped out of the world's top 10. At Wimbledon, she reached the third round for only the second time in her career after defeating lucky loser Anna Karolína Schmiedlová and Olga Puchkova both in straight sets. In the third round she lost to eventual finalist Sabine Lisicki in three sets. Stosur was stunned in the second round of the Bank of