Learner Tien, a 19-year-old from California, took down top-seeded Alexander Zverev 6-3, 6-4 to advance to the Acapulco Open ...

Alexander Zverev has had multiple chances to become World No. 1, but he hasn't taken them yet, and many wonder whether he ...

Zverev, the top seed at the Acapulco Open, went down 6-3 6-4 to the 19-year-old American on Wednesday. Tien, who claimed a ...

Zverev's disappointing golden swing continued on Wednesday as he suffered another shock exit. After losing early in Buenos ...

A month after Daniil Medvedev's shocking Australian Open exit, Alexander Zverev lived an even more chastening experience in Acapulco.

Tien defeated Zverev 6-3, 6-4 in an hour and 28 minutes en route to his second top-5 win of the season. Learnen outplayed the ...

Australian Open finalist Alexander Zverev suffered another setback when he was beaten 6-3, 6-4 by American qualifier Learner ...

Andy Murray looks set to remain as Novak Djokovic’s coach likely through the French Open. The 24-time Grand Slam champion ...

Alexander's latest setback came against the 19-year-old Learnen Tien in the second round in Acapulco. A teenager ousted the ...

Friday's win in Rio de Janeiro is the 24-year-old Francisco Comesana's first victory over a top-five ranked opponent.

American teenager Learner Tien beat top-seeded Alexander Zverev 6-3, 6-4 to move into the quarterfinals of the Mexican Open ...

Argentina's world number 86, Francisco Comesana delivered a stunning performance at the Rio Open on Friday. He defeated the ...