Canada's Milos Raonic scratches his head while doubting the decision of a referee during the third round match of the French Open tennis tournament against France's Gilles Simon at the Roland Garros stadium, in Paris, France, Friday, May 30, 2014. (AP Photo/Michel Euler)

France Tennis French Open

Canada's Milos Raonic scratches his head while doubting the decision of a referee during the third round match of the French Open tennis tournament against France's Gilles Simon at the Roland Garros stadium, in Paris, France, Friday, May 30, 2014. (AP Photo/Michel Euler)

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