Daniil Medvedev, of Russia, reacts after defeating Novak Djokovic, of Serbia, during the men's singles final of the US Open tennis championships, Sunday, Sept. 12, 2021, in New York.

The U.S. Open, the year's fourth and final Grand Slam tournament, got underway Monday at Flushing Meadows in New York with men's and women's singles play.

Entering the US Open, Djokovic had a record of 38 wins and three Grand Slam titles in 2021. At the Tokyo Olympics in July, Djokovic aimed for a Golden Slam — to win all four Grand Slams and ...

US Open 2021: Daniil Medvedev won his first Grand Slam trophy on September 12, 2021, after defeating World No. 1 Novak Djokovic with a 6-4, 6-4, 6-4 win in the 2021 US Open men’s singles final ...

Everything you need to know to watch the 2021 U.S. Open men's singles final at the USTA Billie Jean King National Tennis Center in New York.