Lazio 0-1 Juventus
Juventus maintained their winning start to the season, after they secured a 1-0 win over Lazio at the Stadio Olimpico.
The only goal of the game arrived just after the hour mark courtesy of a strike from Sami Khedria, who has now scored in two successive league games.
The victory sees Juventus move to the summit of the table, while Lazio are in ninth spot.
Napoli 4-2 Milan
Napoli claimed their first victory of the season, after thumping AC Milan 4-2 at the Stadio San Paolo on Saturday evening.
The hosts raced into a two-goal lead thanks to a brace from Arkadiusz Milik, before Milan hit back with goals from Niang and Suso.
However, Jose Callejon restored Napoli's lead in the 74th minute, before completing his brace in stoppage time to make it 4-2.