No. 1 Sinner meets Auger-Aliassime, and No. 2 Alcaraz faces Djokovic in the US Open semifinals

NEW YORK (AP) — Before knowing for sure that he would need to get past Jannik Sinner to reach a Grand Slam final for the first time, Felix Auger-Aliassime was asked to assess the U.S. Open’s No. 1 seed and…