'I refuse to sleep' - Coco Gauff, Stan Wawrinka and tennis world in awe of Carlos Alcaraz v Jannik Sinner at US Open

Carlos Alcaraz and Jannik Sinner served up a stone-cold thriller at the US Open that had the crowd on Arthur Ashe in raptures and left much of the tennis world in awe. Alcaraz saved a match point and recovered from a break down in the fourth and fifth sets as he won at 2.50am local time, the latest-ever US Open finish. Ad The third seed will next face 22nd seed Frances Tiafoe for a place in the final.

US Open'That is insane' — Alcaraz wins point after amazing behind-the-back shot3 HOURS AGO The incredible efforts of Alcaraz and Sinner did not go unnoticed by their fellow professionals, many of whom seemed to be watching on in disbelief. “This match is insane,” wrote US Open quarter-finalist Coco Gauff on Twitter. “I leave at 6am for the airport but I refuse to sleep and miss this.” Gauff, who lost to Caroline Garcia on Wednesday, also added on Instagram: “I’m gonna freakin’ cry for whoever loses this match.

They both want it so bad.” Alcaraz wins 'insane' point after behind-the-back shot Alcaraz beats Sinner in epic to reach semi-finals Former world No. 12 Feliciano Lopez said the amazing hitting from both players was like “watching a table tennis match”. “Can’t get any better…I just found myself screaming in my room, is it normal?” This was the fourth meeting between Alcaraz, 19, and Sinner, 21, and there were plenty thinking this could develop into one of the best rivalries in tennis.

“This is video game tennis. Can’t wait to watch these two battle for years,” wrote former world No. 4 James Blake on Twitter.