Milos Raonic of Canada in action against Gael Monfils of France during the quarterfinals of the Rogers Cup Men’s Singles tennis tournament in Toronto, Canada, 29 July 2016. EPA/WARREN TODA

Simona Halep of Romania in action against Angelique Kerber of Germany during the semifinal of the Rogers Cup Women’s tennis tournament in Montreal, Canada, 30 July 2016. EPA/ANDRE PICHETTE

Tomas Berdych of the Czech Republic in action against Novak Djokovic of Serbia during the quarterfinals of the Rogers Cup Men’s Singles tennis tournament in Toronto, Canada, 29 July 2016. EPA/WARREN TODA

Johanna Konta of Britain in action against Kristina Kucova of Slovakia during the quarterfinals of the Rogers Cup Women’s tennis tournament in Montreal, Canada, 29 July 2016.

Gael Monfils of France celebrates while in action against Milos Raonic of Canada during the quarterfinals of the Rogers Cup Men’s Singles tennis tournament in Toronto, Canada, 29 July 2016. EPA/WARREN TODA

Madison Keys of the USA in action against Anastasia Pavlyuchenkova of Russia during the quarterfinal match of the Rogers Cup Women’s tennis tournament in Montreal, Canada, 29 July 2016. EPA/ANDRE PICHETTE