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.

Mardy Fish is out as captain of the U.S. Davis Cup team.

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.