- Tag results for Napoli
Lorenzo Insigne rattled the crossbar in the first half for Napoli, while Red Star defender Milan Rodic made a vital goal-line clearance to deny Jose Callejon in the Group C encounter.
But while Ronaldo's chance of finally grabbing his first goal in Italian football is increased by his Juventus side hosting Sassuolo this weekend, Napoli faces another tricky test — against Fiorentina
Vlad Chiriches is set to undergo surgery Monday but the club did not give an estimate for how long his recovery was expected to take.
Sarri had two years left on his contract after leading his hometown club Napoli to challenge champions Juventus for the title last season.
Juve have now won their opening two games after last weekend's 3-2 success against Chievo in Verona.
Mohamed Salah, who hit 32 Premier League goals last term -- a record for a 38-game season, added a third for Jurgen Klopp's men just before the hour.
Cristiano Ronaldo left Real Madrid to join Juventus this summer for an Italian record transfer fee of 112 million euros.
Liverpool signed Alisson from AS Roma this month, smashing the world record for a goalkeeper in a deal worth up to 72.5 million euros.
New Chelsea star Jorginho acknowledged Sarri's understanding of the game and ability to get his tactics across to his players.
Chelsea named Sarri as their new head coach on a three-year term earlier on Saturday, a day after parting ways with another Italian manager Antonio Conte.
Sarri won plaudits for the expansive passing football his Napoli team played in the three seasons he was in charge, but he failed to halt Juventus' dominance of Serie A.
The 36-year-old Petr Cech joined Arsenal in 2015 after 11 years and almost 500 games with London rivals Chelsea.
Friends, former co-workers and people who felt connected to the victims took part in a strikingly silent candlelit march Friday night to honor the employees of The Capital newspaper.
The suspect, a white male in his late 30s, entered the building at 888 Bestgate Road, with a shotgun and looked for potential victims as he walked through the lower level, said officials.
Capital Gazette was attacked by an armed gunmen who killed five and injured several. An investigation is underway to find out the motive behind the attack.