MADRID, SPAIN - MAY 04: Maria Sakkari of Greece in action during her Women's Singles match, round of 16, against Karolina Muchova of Czech Republic on the WTA 1000 - Mutua Madrid Open 2021 at La Caja Magica on May 4, 2021 in Madrid, Spain (Photo by Oscar J. Barroso / Europa Press Sports via Getty Images)
