Zverev defeats Van de Zandschulp to reach US Open semifinals as Blockx moves into quarterfinals

In New York, top‑seed Alexander Zverev beat Botic van de Zandschulp to secure a place in the US Open semifinals, advancing after Jannik Sinner withdrew and leaving Zverv ranked No. 1. The German champion won the match with a 2‑6, 5‑7, 1‑6 scoreline. Meanwhile, 21‑year‑old Belgian Blockx, seeded 28th, reached the quarterfinals by defeating Argentina's Francisco Cerundolo in four sets, despite receiving medical treatment for rib pain during the match. Blockx had earlier upset fifth‑seed Flavio Cobolli and will face the winner of the Russian Karen Khachov match in the next round.