MONTREAL, ON - JULY 28:  Agnieszka Radwanska of Poland hits a return against Anastasia Pavlyuchenkova of Russia during day four of the Rogers Cup at Uniprix Stadium on July 28, 2016 in Montreal, Quebec, Canada.  Anastasia Pavlyuchenkova defeated Agnieszka Radwanska 4-6, 7-6, 1-6.  (Photo by Minas Panagiotakis/Getty Images)