ZIELONA GORA, POLAND - FEBRUARY 9: Iga Swiatek of Poland reacts during their doubles match against Kateryna Kozlova Marta Kostyuk of Ukraine during the Fed Cup Europe and Africa Zone Group I match between Poland and Ukraine on February 9, 2019 in Zielona Gora, Poland. (Photo by Lukasz Sobala/PressFocus/MB Media/Getty Images)
