KEY BISCAYNE, DE - MARCH 23: Ana Konjuh of Croatia returns a shot against Kirsten Flipkens of Belgium during Day 4 of the Miami Open at Crandon Park Tennis Center on March 23, 2017 in Key Biscayne, Florida. (Photo by Al Bello/Getty Images)
KEY BISCAYNE, DE - MARCH 23: Ana Konjuh of Croatia returns a shot against Kirsten Flipkens of Belgium during Day 4 of the Miami Open at Crandon Park Tennis Center on March 23, 2017 in Key Biscayne, Florida. (Photo by Al Bello/Getty Images)