Chang W. Lee/The New York Times
How to watch: Starting at 4 p.m. Eastern time on ESPN in the United States; and streaming on the ESPN app.
On Sunday, Dominic Thiem and Alexander Zverev will meet in the final of the United States Open. They last met at the Australian Open in the semifinals, with Thiem emerging victorious in four sets. Each is chasing his first Grand Slam title, even after years of consistently being in the top 10.
Zverev, ranked No. 7 in the world and seeded fifth in this tournament, is just 23 and already has a ATP Tour Finals championship under his belt, having won the tournament in 2018.