Frances Tiafoe of America stunned four-time champion Rafael Nadal on Monday

at the US Open to reach his second Grand Slam quarter-finals.

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.

the three-hour, 31-minute thriller to clinch the match against Nadal 6-4, 4-6, 6-4, 6-3.

Tiafoe slammed the ball off both wings and rallied from a breakdown in the fourth set to become

the first American man to reach the last eight in New York since John Isner in 2018.

The American struck 49 winners to turn the tables in style.

The 22nd seed will next play Andrey Rublev after the ninth seed downed

Briton Cameron Norrie 6-4, 6-4, 6-4 at Louis Armstrong Stadium.