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Thanasi Kokkinakis Pictures
KEY BISCAYNE, FL - MARCH 26: Thanasi Kokkinakis of Australia supported by his father (L) who was spoken to by Fernando Verdasco of Spain for making a noise between first and second serves in their third round match during the Miami Open Presented by Itau at Crandon Park Tennis Center on March 26, 2018 in Key Biscayne, Florida. (Photo by Clive Brunskill/Getty Images)