NEW YORK: Carlos Alcaraz defeated Italian Jannik Sinner in a nail-biting US Open match that finished at a record-breaking 2.50 am to advance to his first major semifinal.
The 19-year-old Alcaraz defeated the 11th seed Sinner in a thrilling match after saving a match point and winning 6-3 6-7 (7-9) 6-7 (0-7) 7-5 6-3.
For a position in Sunday's championship, the third seed will compete against Frances Tiafoe on Friday.
The 24-year-old American defeated Andrey Rublev 7-6 (7-3) 7-6 (7-0) 6-4 to get to his first major semifinal.
"I still don't know how I did it. The level I played of high-quality tennis. It's unbelievable," said Alcaraz.
"I always say you have to believe in yourself all the time. Hope is the last thing you use. I believed in myself, my game."
In the men's singles event at Flushing Meadows, a first-time Grand Slam champion is already a lock, with Casper Ruud of Norway and Karen Khachanov of Russia vying for the other semifinal spot.
As an intriguing tournament draws to a close, Alcaraz and Ruud also have a chance to become the new world's number one.