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KEY BISCAYNE, FL - MARCH 26: Aljaz Bedene of Great Britain in action prior to retiring in his third round match against Roberto Bautista Agut of Spain during the Miami Open Presented by Itau at Crandon Park Tennis Center on March 26, 2016 in Key Biscayne, Florida. (Photo by Clive Brunskill/Getty Images)

KEY BISCAYNE, FL - MARCH 26:  Aljaz Bedene of Great Britain in action prior to retiring in his third round match against Roberto Bautista Agut of Spain during the Miami Open Presented by Itau at Crandon Park Tennis Center on March 26, 2016 in Key Biscayne, Florida.  (Photo by Clive Brunskill/Getty Images)