The former World No.1 announced the news on social media.
World No. 1 says Indian Wells champion has regained lofty level of play.
Naomi Osaka's most brilliant decision came before the final began.
Daria Kasatkina dreams the (nearly) impossible dream.
Indian Wells champion on three Slam champions tennis misses.
Keep up with all the action from the BNP Paribas Open men's and women's singles final in the live blog Sponsored by Technifibre.
The point of the match? Had to be.
