NEW YORK, NY - SEPTEMBER 04:  Roberta Vinci of Italy reacts against Lesia Tsurenko of the Ukraine during her fourth round Women's Singles match on Day Seven of the 2016 US Open at the USTA Billie Jean King National Tennis Center on September 4, 2016 in the Flushing neighborhood of the Queens borough of New York City.  (Photo by Elsa/Getty Images)