Stefano Tsitsipas texted Naomi Osaka for more information.
Naomi Osaka was waiting for someone to speak up. Then she spoke.
Elise Mertens' double bubble approach key to her success.
Bookmakers and bettors favor Novak Djokovic to win fourth US Open crown.
Venus Williams channels her inner Johnny Mac in preparation for US Open.
ITF publicly supports Naomi Osaka's stand and decision to postpone W&S Open semifinals.
The 2014 US Open runner-up will start on the clay in Kitzbuhel.