Udinese picked up their first win in six attempts with a 2-1 win over Empoli, despite ending the game with 10 men.
A Gonzalo Higuain double allowed Napoli to regain third spot in Serie A after a 2-1 win at home to Genoa on Monday.
Juventus moved five points clear in Serie A with a 4-0 win over Hellas Verona on Sunday, while Sampdoria beat Parma.
Cagliari left it late to claim a point from their trip to Udinese as they snatched a 2-2 draw on Sunday.
Luis Muriel will remain at Udinese until the end of the season after the Colombian international's transfer to Sampdoria collapsed.
Kamil Glik headed home a deserved late equaliser for Torino as 10-man AC Milan's fortune finally ran out at the Stadio Olimpico.
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