Juan Manuel Cerundolo

Top-seeded Sinner ousted from French Open in historic second-round collapse

World No. 1 Jannik Sinner suffered one of the most dramatic collapses in Grand Slam history on Thursday, squandering a two-set lead and a 5-1 advantage in the third set before falling to 56th-ranked Juan Manuel Cerundolo 3-6, 2-6, 7-5,…