No. 1-ranked Jannik Sinner has led defending champion Italy to a comeback victory over Argentina for a return to the Davis Cup semifinals.

Rajeev Ram and Austin Krajicek have clinched a spot for the United States in the Davis Cup Finals group round by winning the doubles match against Ukraine for an insurmountable 3-0 lead in the best-of-five-match qualifying series in Vilnius, Lithuania.

The United States swept its way into the group stage of the Davis Cup Finals, getting the winning point in a 4-0 victory over Uzbekistan from the doubles team of Rajeev Ram and Austin Krajicek.

Marcelo Arevalo of El Salvador and Jean-Julien Rojer of Netherlands won the French Open men’s doubles championship by beating Ivan Dodig of Croatia and Austin Krajicek of the U.S. 6-7 (4), 7-6 (5), 6-3 in the final.

Croatia's Mate Pavic and Nikola Mektic won gold in the men's tennis doubles event following a win in the final against fellow Croatians Marin Cilic and Ivan Dodig.

The men's doubles team of Austin Krajicek and Tennys Sandgren was the United States' last hope of winning a tennis medal at the Tokyo Olympics.

Krajicek and Sandgren are the United States' last shot at winning a medal in tennis at the Tokyo Olympics.

The Associated Press has learned that teenager Coco Gauff and Australian Open runner-up Jennifer Brady will lead the U.S. Olympic tennis team at the Tokyo Games.