Nenad Zimonjic from Serbia, left, and Daniel Nestor from Canada hold up their trophies after winning the doubles final match against Bob and Mike Bryan from U.S. at Madrid Open tennis tournament in Madrid, Spain, Sunday May 11, 2014. (AP Photo/Daniel Ochoa de Olza)

Spain Madrid Open Tennis

Nenad Zimonjic from Serbia, left, and Daniel Nestor from Canada hold up their trophies after winning the doubles final match against Bob and Mike Bryan from U.S. at Madrid Open tennis tournament in Madrid, Spain, Sunday May 11, 2014. (AP Photo/Daniel Ochoa de Olza)

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