Terence Atmane’s career has undergone a dramatic change in just three weeks. On July 26, he lost to Argentina’s Facundo Bagnis (World No. 689) in the Toronto qualifying rounds.

Qualified for the semifinals in Cincinnati after his victory against Auger-Aliassime (6-0, 6-2), Sinner continues his forward march with his sights set on a new title at this American Masters 1000 ...