Juventus lead Napoli 1-0 thanks to a second-minute strike from Fernando Llorente.
Juventus have struck early on to lead Napoli by a single goal at the half-time break in Turin.
The home side made the best possible start, with Fernando Llorente giving them the lead in the second minute.
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The Spaniard pounced inside the area after Carlos Tevez had redirected Arturo Vidal's drive at goal towards the back post.
Leonardo Bonucci nearly made it 2-0 soon after, but his header was straight at Pepe Reina.
Gonzalo Higuain had Napoli's first effort on goal in the 24th minute, turning past Angelo Ogbonna and striking just wide of the post.
However, Kwadwo Asamoah missed a great opportunity to double the Bianconeri's lead when he lashed wide from close range on the 30-minute mark.
Lorenzo Insigne threatened soon after, but it is the hosts who lead at the break.
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