Li Na from China serves during a Madrid Open tennis tournament match against Jie Zheng from China, in Madrid, Spain, Tuesday, May 6, 2014. (AP Photo/Andres Kudacki)
Jie Zheng from China serves during a Madrid Open tennis tournament match against Na Li from China, in Madrid, Spain, Tuesday May 6, 2014. (AP Photo/Andres Kudacki)
Li Na from China returns the ball during a Madrid Open tennis tournament match against Jie Zheng from China, in Madrid, Spain, Tuesday, May 6, 2014. (AP Photo/Andres Kudacki)
Li Na from China returns the ball during a Madrid Open tennis tournament match against Jie Zheng from China, in Madrid, Spain, Tuesday, May 6, 2014. (AP Photo/Andres Kudacki)
Real Madrid's Angel Di Maria from Argentina lies on the grass during a Spanish La Liga soccer match between Real Madrid and Valencia at the Santiago Bernabeu stadium in Madrid, Spain, Sunday, May 4, 2014 . (AP Photo/Daniel Ochoa de Olza)