Ana Ivanovic of Serbia returns the ball during her match against Tamira Paszek of Austria on the first day of the WTA Qatar Ladies Open in Doha, Qatar, Monday, Feb. 11, 2013. (AP Photo

 

              Ana Ivanovic of Serbia returns the ball during her match against Tamira Paszek of Austria  on the first day of the WTA Qatar Ladies Open in Doha, Qatar, Monday, Feb. 11, 2013. (AP Photo
Ana Ivanovic of Serbia returns the ball during her match against Tamira Paszek of Austria on the first day of the WTA Qatar Ladies Open in Doha, Qatar, Monday, Feb. 11, 2013. (AP Photo/Osama Faisal)
Tags: austria