Sep 5, 2016; New York, NY, USA; Ana Konjuh of Croatia reacts after her match against Agnieszka Radwanska of Poland (not pictured) on day eight of the 2016 U.S. Open tennis tournament at USTA Billie Jean King National Tennis Center. Konjuh won 6-4, 6-4. Mandatory Credit: Geoff Burke-USA TODAY Sports