Cristiano Ronaldo returned from an injury scare to score as Juventus eased past struggling SPAL 2-0 and took top spot in Serie A.
Ronaldo notched up his third consecutive goal at home this season after 78 minutes in Turin to add to Miralem Pjanic's opener just before the break.
While Alexis Sanchez scored and was sent off in his first start for Inter Milan and maintained their perfect record with a 3-1 win away to Sampdoria.
Results and fixtures for the Serie A:
Juventus (1) 2 SPAL (0) 0
Sampdoria (0) 1 Internazionale (2)3
Sassuolo (0) 1 Atalanta (4) 4.