Two of four American men still playing in Melbourne, Irvine native Tien, 19, and Aliso Viejo native Michelsen, 20, became ...
Learner Tien, a 19-year-old qualifier from California, became the youngest American man to reach the Australian Open's third ...
Defending champion Jannik Sinner lost his first set since October but recovered to beat Tristan Schoolkate and reach the ...