MADRID, SPAIN - MAY 07: Maria Sharapova of Russia in action against Mirjana Lucic-Baroni of Croatia during day two of the Mutua Madrid Open tennis at La Caja Magica on May 7, 2017 in Madrid, Spain. (Photo by Julian Finney/Getty Images)
MADRID, SPAIN - MAY 07: Maria Sharapova of Russia in action against Mirjana Lucic-Baroni of Croatia during day two of the Mutua Madrid Open tennis at La Caja Magica on May 7, 2017 in Madrid, Spain. (Photo by Julian Finney/Getty Images)