Jannik Sinner was dominant in his third-round clash at the Indian Wells Masters, while Learner Tien upset fellow American Ben Shelton.
It was another grind, but Ben Shelton pulled through to defeat Taylor Fritz in the Nexo Dallas Open final on Sunday.
Ben Shelton's Australian Open campaign began with a stern examination, but the American eighth seed once again showed why Melbourne has become a happy hunting ground for him.
Can an American break Carlos Alcaraz and Jannik Sinner's hold on tennis' grand slams? Rising star Ben Shelton certainly thinks so.
Jannik Sinner defeated Ben Shelton 6-3, 7-6 in the final round-robin match to advance to the ATP semi-finals for the second consecutive year without losing a set.
Local hopeful Ben Shelton defeated Jiri Lehecka 6-4, 6-4 to reach the quarterfinals of the Cincinnati Open on Thursday.