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INDIAN WELLS, CA - MARCH 13: Grigor Dimitrov of Bulgaria in action in his match against Alexander Zverev of Germany during day seven of the BNP Paribas Open at Indian Wells Tennis Garden on March 13, 2016 in Indian Wells, California. (Photo by Julian Finney/Getty Images)

INDIAN WELLS, CA - MARCH 13: Grigor Dimitrov of Bulgaria in action in his match against Alexander Zverev of Germany during day seven of the BNP Paribas Open at Indian Wells Tennis Garden on March 13, 2016 in Indian Wells, California. (Photo by Julian Finney/Getty Images)
Getty Images

Getty Images Sport Julian Finney