American teenager Tien beats Zverev and advances to the quarterfinals in Acapulco
American teenager Learner Tien beat top-seeded Alexander Zverev 6-3, 6-4 to move into the quarterfinals of the Mexican Open ...
ATP roundup: Tallon Griekspoor rides upset to Doha quarters
Tallon Griekspoor rallied to defeat defending champion Ugo Humbert of France 4-6, 6-3, 6-2 and reach the quarterfinals at the ...