Anna Karolina Schmiedlova Pictures
NEW YORK, NY - AUGUST 28: Anna Karolina Schmiedlova of Slovakia reacts during her women's singles first round match against Yafan Wang of China on Day Two of the 2018 US Open at the USTA Billie Jean King National Tennis Center on August 28, 2018 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Sarah Stier/Getty Images)