Simona Halep from Romania returns the ball during a Madrid Open tennis tournament match against Petra Kvitova from Czech Republic in Madrid, Spain, Saturday, May 10, 2014 . (AP Photo/Daniel Ochoa de Olza)
Petra Kvitova from Czech Republic reacts during a Madrid Open tennis tournament match against Simona Halep from Romania in Madrid, Spain, Saturday, May 10, 2014 . (AP Photo/Daniel Ochoa de Olza)
Simona Halep from Romania returns the ball during a Madrid Open tennis tournament match against Petra Kvitova from Czech Republic in Madrid, Spain, Saturday, May 10, 2014. (AP Photo/Daniel Ochoa de Olza)
Petra Kvitova from Czech Republic reacts during a Madrid Open tennis tournament match against Simona Halep from Romania in Madrid, Spain, Saturday, May 10, 2014 . (AP Photo/Daniel Ochoa de Olza)
Petra Kvitova from Czech Republic reacts during a Madrid Open tennis tournament match against Simona Halep from Romania in Madrid, Spain, Saturday, May 10, 2014 . (AP Photo/Daniel Ochoa de Olza)