Alcaraz went 4-1, 0-40 up on Alex de Minaur’s serve in his first match, before the Australian — and some errors from the Spaniard — dragged the world No. 1 into a first-set tiebreak. Alcaraz won it and cruised from there, winning 7-6 (5), 6-2 to move two matches from securing year-end top spot.