Inter Milan began their title defence with a 1-1 home draw with Udinese yesterday after an Ivan Cordoba own goal in injury-time, while AC Milan won 3-0 at promoted Genoa helped by two goals from Kaka.
Inter took an early lead through Dejan Stankovic after Zlatan Ibrahimovic's clever pass but goalkeeper Julio Cesar was sent off for handball outside the box on 57 minutes and the champions were unable to hold out.
Milan taught Genoa a lesson on their return to the top flight after a 12-year absence with Massimo Ambrosini's powerful header and Kaka's cool finish and penalty giving the European champions an easy victory.
Juventus, demoted in 2006 after Italian match-fixing scandal, returned to Serie A with a thumping 5-1 home win over Livorno on Saturday with David Trezeguet scoring a hat-trick and debutant Vincenzo Laquinta scoring two goals.
Last season's runners-up AS Roma beat Palermo 2-0 last night with Daniele De Rossi and Alberto Aquilani scoring their goals.
