Simona Halep from Romania returns the ball during a Madrid Open tennis tournament semifinal match against Petra Kvitova from the Czech Republic in Madrid, Spain, Saturday, May 10, 2014. (AP Photo/Andres Kudacki)
Petra Kvitova from the Czech Republic returns the ball during a Madrid Open tennis tournament semifinal match against Simona Halep from Romania in Madrid, Spain, Saturday, May 10, 2014. (AP Photo/Andres Kudacki)
Simona Halep from Romania falls as she returns the ball during a Madrid Open tennis tournament semifinal match against Petra Kvitova from the Czech Republic in Madrid, Spain, Saturday, May 10, 2014. (AP Photo/Andres Kudacki)
Simona Halep from Romania returns the ball to Lara Arruabarrena from Spain during a Madrid Open tennis tournament match in Madrid, Spain, Wednesday May 7, 2014. (AP Photo/Andres Kudacki)
Simona Halep from Romania returns the ball to Lara Arruabarrena from Spain during a Madrid Open tennis tournament match in Madrid, Spain, Wednesday May 7, 2014. (AP Photo/Andres Kudacki)
Simona Halep from Romania returns the ball to Lara Arruabarrena from Spain during a Madrid Open tennis tournament match in Madrid, Spain, Wednesday May 7, 2014. (AP Photo/Andres Kudacki)