Pep Guardiola takes his swaggering Manchester City side to the home of Italian league leaders Napoli on Wednesday knowing a win will guarantee qualification for the Champions League knockout stages with two games to spare.

Manchester City beat Napoli 2-1 in their Champions League Group F match to maintain their 100 percent record after three games.

Champions Juventus and Napoli pull clear at the summit of Serie A as they continue their faultless campaigns as Inter Milan fall behind.

A Jose Callejon goal help Napoli ease into the Champions League group stage, while Sevilla also went through and Celtic suffer a scare in Kazakhstan before winning their play-off tie.

Juventus, beaten Champions League finalists twice in the past three seasons, begin the 2017-2018 season looking to extend their current record of six consecutive title wins in Italy's Serie A.

Diego Maradona enjoys a wild night in Naples after he attended a ceremony and received honorary citizenship from the Italian city.

Two goals each from Stephan El Shaarawy and Mohamed Salah keep Roma's Serie A title hopes alive as they twice came from behind to win 5-3 at Chievo Verona, while Napoli also stays in the running with a 4-1 home win over Fiorentina.

Gonzalo Higuain scored twice on his old Napoli hunting ground to send Juventus into the Italian Cup final despite a 3-2 defeat to their bitter rivals on Wednesday.

Serie A leaders Juventus withstood prolonged pressure as they held out for a tense 1-1 draw at third-placed Napoli in an absorbing match on Sunday.

Napoli were left fuming after Juventus were awarded two penalties early in the second half on their way to a 3-1 win in the first leg of their Italian Cup semi-final on Tuesday.

Napoli's remote hopes of overhauling Serie A leaders Juventus were dealt a possibly fatal blow when they lost 2-0 at home to Atalanta on Saturday and the Turin side ploughed on by beating Empoli by the same score.

Bayern Munich routed Arsenal 5-1 in their Champions League last 16 first leg clash on Wednesday thanks to a blistering spell of three goals in 10 second-half minutes.

Napoli scored in the fifth minute of stoppage time to snatch a 2-1 win over Sampdoria who had a player controversially sent off as Serie A resumed with a bang on Saturday.

Napoli substitute Manolo Gabbiadini converted a penalty with the last kick of the game to salvage a 3-3 draw at Fiorentina who were inspired by a superb display from Federico Bernardeschi.

Dries Mertens put four goals past England's Joe Hart as rampant Napoli completed a memorable 5-3 win over Torino to move up to third place in Serie A Sunday.

Dries Mertens scored four goals, including a nine-minute first-half hat-trick, as Napoli forgot their scoring problems with a 5-3 win over Torino in Serie A on Sunday.

Dries Mertens scored a hattrick to lead revitalised Napoli to a 5-0 rout at leaky Cagliari in Serie A on Sunday.

Inter Milan scored three early goals before surviving a second-half fightback to beat 10-man Fiorentina 4-2 and give new coach Stefano Pioli his first win on Monday.

Napoli striker Arkadiusz Milik could be out for several months after suffering a knee injury in Poland's World Cup qualifier win against Denmark.

Champions Juventus returned to the top of Serie A with a 4-0 home rout of Cagliari on Wednesday, while former leaders Napoli dropped to second after being held to a goalless draw at Genoa.