Dominic Thiem produced a historic comeback to beat Alexander Zverev in five sets and win the US Open on Sunday for his first Grand Slam title. The second seeded Austrian beat the fifth seed 2-6, 4-6, 6-4, 6-3, 7-6 (8/6) in 4hr 2min inside a near-empty Arthur Ashe Stadium. It marked the first time in the US Open’s Open Era history that a player had recovered from losing the opening two sets to win the title.