Rafael Leão's second-half goal secured a 1-0 victory for AC Milan against Cagliari on Friday, propelling them back to the top of Serie A. The Portuguese winger's sixth league goal of the season, assisted by Adrien Rabiot, extended Milan's unbeaten streak to 16 matches. This win places AC Milan two points ahead of Inter Milan and four points clear of Napoli, who have yet to play this weekend.