At the U.S. Open tonight, Novak Djovokic’s path to 25 Grand Slam titles begins on Arthur Ashe against 19-year-old American ...

Novak Djokovic made relatively light work of 19-year-old American Learner Tien at the US Open but was forced to deal with a ...

Learner Tien has established himself as a rising star, but he produced a disappointing performance in his home major.

Teenage qualifier Learner Tien became the youngest man to reach the Australian Open fourth round in 20 years as the future of American tennis lit up Melbourne Park on Saturday.

MELBOURNE, Australia — Learner Tien, a 19-year-old qualifier from California, became the youngest American man to reach the Australian Open’s third round since Pete Sampras in 1990, upsetting a racket ...

MELBOURNE – Learner Tien, a 19-year-old qualifier from California, became the youngest American man to reach the Australian Open's third round since Pete Sampras in 1990, upsetting a racket ...