American Learner Tien, 19, upsets racket-tossing Medvedev at Aussie Open
Learner Tien, 19, became the youngest American man to reach the Australian Open's third round since Pete Sampras in 1990.
American teen scores upset in marathon match
Learner Tien, a 19-year-old qualifier from California, became the youngest American man to reach the Australian Open's third ...
Former World No. 1 for just one week, who preferred Djokovic over Federer and Nadal, now competes in another sport
Patrick Rafter, a man who briefly shared the tennis spotlight with legends like André Agassi and Pete Sampras, and became world No. 1 in 1999, is now pursuing a new challenge in the world of padel.