At the height of his powers, Medvedev was one of the best defensive players on the ATP Tour, and beating him essentially forced you to solve a puzzle. He is unorthodox, savvy, and could cover the court better than any player this side of Novak Djokovic.

The former world No. 1 lost just one game to Reilly Opelka after play was stopped to address a case of heat illness in the crowd.

Maria Sakkari beat Katie Boulter 6-3 6-4 in Washington to set up a second-round clash with Emma Navarro; Dan Evans and Cameron Norrie defeat Zizou Bergs and Billy Harris in first round; Watch Emma Raducanu in action,

Americans Frances Tiafoe and Ben Shelton, two of the world’s best singles players, are teaming up to play doubles at the DC Open this week.

Emma Raducanu secured an impressive straight-sets win over seventh seed Marta Kostyuk in Washington as she looks to build ahead of the US Open.

Ben Shelton looked every bit the No. 8 player in the world in his opening round win at the Mubadala Citi DC Open in Washington.

Montreal's Gabriel Diallo advanced to the third round of the Citi Open hard-court tennis tournament with a 6-3, 6-4 win over Hungary's Fabian Marozsan on Tuesday in Washington.

Britain's Emma Raducanu and Cameron Norrie both secured impressive victories at the Washington Open on Tuesday. Raducanu upset Ukraine's world number 27 and seventh seed Marta Kostyuk 7-6 (7-4) 6-4 in the first round. She faces Naomi Osaka next after the four-time Grand Slam winner overcame Yulia Putintseva 6-2 7-5.