INDIAN WELLS, CA - MARCH 08: Naomi Osaka of Japan warms up as she hits a backhand on a practice court during day five of BNP Paribas Open on March 8, 2019 in Indian Wells, California. (Photo by Kevork Djansezian/Getty Images)
INDIAN WELLS, CA - MARCH 08: Naomi Osaka of Japan warms up as she hits a backhand on a practice court during day five of BNP Paribas Open on March 8, 2019 in Indian Wells, California. (Photo by Kevork Djansezian/Getty Images)