World No. 1 Jannik Sinner crashes out of heat-stricken Roland Garros in five-set upset

By Thomas Schlachter, CNN (CNN) — Jannik Sinner has crashed out of Roland Garros in dramatic circumstances after losing a five-set thriller against Juan Manuel Cerúndolo. The world No. 1 was in complete control after taking a 2-0 lead in the second-round match, but the heatwave sweeping the French Open seemed to take its toll