NEW YORK — Top-ranked Jannik Sinner used an aggressive, net-rushing style to reach the US Open semifinals for the first time by getting past 2021 champion Daniil Medvedev 6-2, 1-6, 6-1, 6-4 on Wednesday night. Sinner — a 23-year-old from Italy who was cleared in a doping case less than a week before the U.S.
