In the unpredictable encounter, Sabalenka was one game away from losing, down 6-0, 5-3, before she turned the match around to take a 3-1 lead in her head-to-head with Keys.
The 36-year-old also had to contend with the humidity at Arthur Ashe Stadium, regularly using an ice towel and ingesting salts during timeouts to keep himself in shape. He appeared to feel dizzy at times during the match but maintained a high level to advance to a record-breaking 47th Grand
Zverev held his nerve in the deciding set to win 6-4, 3-6, 6-2, 4-6, 6-3 and advance to his 10th major quarter-final on Tuesday. the 12th seeded Sinner battled with his physical struggle in the second and third sets but roared back into contention with a courageous fourth-set performance.
The third seed quickly found his range on Arthur Ashe Stadium to earn his 50th tour-level win of the season after a match that lasted for one hour and 16 minutes.
Swiatek fought back from a one-set down, as well as from a break down in the third set twice, before defeating No.6 seed Aryna Sabalenka 3-6, 6-1, 6-4 in a match that lasted for two-hour, 11-minute semifinal showdown on Arthur Ashe Stadium.
Playing in Arthur Ashe Stadium, the 24-year-old played fearlessly throughout the three-hour, 31-minute thriller to clinch the match against Nadal 6-4, 4-6, 6-4, 6-3.
New York [US], September 10 (ANI): Great Britain's Emma Raducanu on Friday marched into her first major final when she entered the summit clash of the ongoing US Open. Raducanu continued her dominant form defeating Maria Sakkari 6-1, 6-4 in the semi-finals here at the Arthur Ashe Stadium.
New York [USA], September 7 (ANI): The Number 17 seed Maria Sakkari cruised into the first US Open quarter-final of her career after halting Bianca Andreescu's 10-match winning streak in New York with a thrilling 6-7, 7-6, 6-3 upset at the Arthur Ashe Stadium on Tuesday.
New York [USA], September 4 (ANI): On Day 5 of the ongoing US Open it was two unseeded 18-year-olds that stole the headlines in Arthur Ashe Stadium as Canada's Leylah Fernandez and Spain's Carlos Alcaraz defeated Naomi Osaka and Stefanos Tsitsipas respectively to move into the second week at