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MIAMI GARDENS, FLORIDA - MARCH 23: Viktoria Kuzmova of Slovakia returns a shot to Kiki Bertens of the Netherlands during Day 6 of the Miami Open Presented by Itau at Hard Rock Stadium on March 23, 2019 in Miami Gardens, Florida. (Photo by Michael Reaves/Getty Images)

MIAMI GARDENS, FLORIDA - MARCH 23: Viktoria Kuzmova of Slovakia returns a shot to Kiki Bertens of the Netherlands during Day 6 of the Miami Open Presented by Itau at Hard Rock Stadium on March 23, 2019 in Miami Gardens, Florida. (Photo by Michael Reaves/Getty Images)
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