Alcaraz in control as early injury hits opponent
German Dominik Koepfer rolled an ankle only six points into the match and never posed a threat as holder Carlos Alcaraz began his US Open
Hurkacz escapes Koepfer
Hubert Hurkacz fended off the on-form Koepfer in three sets, only looking in control in the last set. Koepfer immediately went on the offensive, taking
