Defending champion Jannik Sinner battled past Felix Auger-Aliassime in the U.S. Open semifinals on Friday to set up a blockbuster title clash with Carlos Alcaraz and renew one of the sport's most compelling rivalries. https://www.japantimes.co.jp/sports/2025/09/06/tennis/sinner-alcaraz-us-open/?utm_medium=Social&utm_source=mastodon #tennis #usopen #novakdjokovic#janniksinner #carlosalcaraz #felixaugeraliassime