MADRID, SPAIN - MAY 09: Ivo Karlovic of Croatia in action in his match against Roberto Bautista Agut of Spain during day four of the Mutua Madrid Open tennis at La Caja Magica on May 9, 2017 in Madrid, Spain. (Photo by Julian Finney/Getty Images)
MADRID, SPAIN - MAY 09: Ivo Karlovic of Croatia in action in his match against Roberto Bautista Agut of Spain during day four of the Mutua Madrid Open tennis at La Caja Magica on May 9, 2017 in Madrid, Spain. (Photo by Julian Finney/Getty Images)