INDIAN WELLS, CA - MARCH 15: Kei Nishikori of Japan in action against Steve Johnson of USA during day nine of the BNP Paribas Open at Indian Wells Tennis Garden on March 15, 2016 in Indian Wells, California. (Photo by Julian Finney/Getty Images)
INDIAN WELLS, CA - MARCH 15: Kei Nishikori of Japan in action against Steve Johnson of USA during day nine of the BNP Paribas Open at Indian Wells Tennis Garden on March 15, 2016 in Indian Wells, California. (Photo by Julian Finney/Getty Images)