Carlos Alcaraz stunned in second round of U.S. Open by Botic van de Zandschulp

Carlos Alcaraz’s 15-match Grand Slam unbeaten run ended at the U.S. Open with a sloppy 6-1, 7-5, 6-4 loss to 74th-ranked Botic van de Zandschulp in the second round on Thursday night.