There are three American men aged 23 and under in the second week of a Grand Slam. That hasn't happened since 2003 ...

Two of four American men still playing in Melbourne, Irvine native Tien, 19, and Aliso Viejo native Michelsen, 20, became ...

The future looks bright for the ATP Tour, as a trio of Next Gen ATP stars made their presence known at the 2025 Australian ...

Long-time friends Alex Michelsen and Learner Tien joined forces to put in the hard years for their 2025 pre-season. Now, the two have combined to make quite the splash at the first major of the year.

Two friends from California, Learner Tien and Alex Michelsen, have both reached the fourth round at the Australian Open ...

Jannik Sinner continues Australian Open defence with straightforward win; Gael Monfils, 38, dumps out fourth seed Taylor ...

MELBOURNE, Australia – Learner Tien and Alex Michelsen were born about 15 months apart and first crossed paths a decade ago when they were playing in Southern California tennis tournaments for kids.