Aleksandra Krunic of Serbia celebrates match point against Petra Kvitova of the Czech Republic during their 2014 US Open women's singles match at the USTA Billie Jean King National Tennis Center on August 30, 2014 in New York. Krunic won 6-4 6-4.   AFP PHOTO /  TIMOTHY  A. CLARY        (Photo credit should read TIMOTHY A. CLARY/AFP/Getty Images)