After handing his fellow American a crushing defeat in the US Open quarterfinals Tuesday, Frances Tiafoe held Alex Michelsen in a long embrace while the 22-year-old sobbed on his shoulder.

Frances Tiafoe pulled off the biggest comeback of the US Open. Then he helped produce one of the best moments of the US Open.

Tiafoe had just completed an all-time epic comeback against world No. 46 Alex Michelsen, who was playing in his first-ever Grand Slam quarterfinal. After dropping the first two sets, Tiafoe punched back in the third and fourth sets to force a winner-take-all tiebreaker in the fifth.

Follow live as the singles quarterfinals get underway at Flushing Meadows.

The US Open fan favorite was down 7-5, 6-3, 5-3 at one point.