2019 SeasonAll times ET
Third-placed Inter Milan scored twice in the last six minutes through Stefan De Vrij and Alessandro Bastoni to snatch a 2-1 win at Parma.
Parma striker Andreas Cornelius scored a hat trick against Genoa for the second time this season.
Torino captain Andrea Belotti had a penalty saved in a 1-1 draw at home to Parma.
SPAL beat Parma in the first closed-door match of the Serie A season, but the game faced a long delay after scenes of confusion before kickoff.
Serie A descended into chaos on Sunday as the league looked set to be suspended before a last-minute U-turn allowed it to continue.
Lazio moved one point behind Serie A leaders Juventus with a 1-0 win at Parma, setting a new club record of 18 consecutive unbeaten league games.
Cristiano Ronaldo struck twice to continue his sensational scoring run and help move Juventus four points clear at the top of Serie A.
Juventus have signed Dejan Kulusevski from Atalanta for a reported £30m, the club announced on Thursday.
Brescia striker Mario Balotelli replied to being dropped for the second time this season by coming off the bench to score on Sunday.
Napoli coach Gennaro Gattuso suffered a disappointing debut as Gervinho's stoppage-time goal earned Parma a 2-1 win at the Stadio San Paolo.