City completed the treble of Champions League, Premier League and FA Cup titles, matching Manchester United's feat in 1999 and drawing comparisons with Guardiola's 2008-09 Barcelona team.
Andriy Shevchenko failed at Chelsea because he was too used to being treated like a prince at AC Milan, according to his former coach Jose Mourinho. The Portuguese, who will come face to face with Shevchenko again in this season's Milan derbies, said the striker was not his first choice in the transfer market.
Liverpool stuttered into the quarter-finals of the Champions League with a 2-1 aggregate win over Inter Milan after suffering a 1-0 loss to the Italian side, who were reduced to 10 men, at Anfield on Tuesday.
Giacomo Bonaventura's free kick earned Milan a 1-0 win over Pescara to move them into the top three of Serie A on Sunday.
For Napoli, the match highlighted their struggling form, marking three consecutive defeats across all competitions for the first time since October 2016. They are fifth with 24 points.
Metz draw at Marseille to end losing streak
European champions Inter Milan will play Bayern Munich in a repeat of last season's final following the draw for the first knockout round of the Champions League on Friday.
Barcelona will decide on Tuesday whether to risk Zlatan Ibrahimovic and Lionel Messi in their Champions League clash with Inter Milan at the Nou Camp, coach Pep Guardiola said on Monday.
Inter Milan staged a late smash-and-grab raid as goals by Mauro Icardi and Matias Vecino secured a 2-1 home win over Tottenham Hotspur in their Champions League Group B opener on Tuesday.
Images from the soccer matches played across Europe on Saturday.
Photos from matches played in the French Ligue 1 and Serie A matches played on Saturday
Manchester City have one just victory from their last 10 games across all competitions.
Images from the football matches played across Europe on Sunday.
Cristiano Ronaldo lit up the Bernabeu with a brilliant four-goal performance in Real Madrid's 6-1 drubbing of struggling Racing Santander on Saturday.
With United unable to sign a replacement, the pressure will be on 21-year-old England forward Marcus Rashford to deliver the goals in a more central role than he has previously operated in.
Inter Milan's outcast striker Adriano made a dream start to his six-month loan spell in Brazil by scoring both goals in Sao Paulo's 2-1 state championship win at Guaratingueta. The former Brazil international was loaned to Sao Paulo after a loss of form associated with personal problems and a reported struggle with alcoholism.
Confident Inter Milan coach Jose Mourinho said he expected holders Manchester United to play defensively in Tuesday's Champions League last 16 first leg. United are without the suspended Nemanja Vidic and fellow centre back Jonny Evans is struggling with an ankle knock but Mourinho still thinks Alex Ferguson will try to play it tight.
Liverpool won the Champions League under Benitez in 2005 and were runners-up last year, but they have struggled in England.
Juventus laboured to a 1-0 win at struggling Siena to end a barren four-match run in Serie A on Sunday while a late Alessandro Nesta double earned resurgent AC Milan a stunning 2-1 comeback triumph at Chievo Verona.
A round-up of Saturday's action in LaLiga, Ligue 1 and Serie A.
Juventus forward Cristiano Ronaldo said on Saturday he remains focused on winning trophies with the Italian champions, amid rumours linking the Portugal star with a return to former club Real Madrid following Juve's exit from the Champions League.
Inter Milan captain Javier Zanetti has denied he plans to join Jose Mourinho at Chelsea, despite newspaper reports he could move into coaching at the London club.
Manchester City made it five wins out of five in the Premier League and Cristiano Ronaldo scored five goals for Real Madrid but Chelsea and Juventus continued to struggle at the weekend as the Champions League looms.
Napoli coach Carlo Ancelotti said his team would walk off the pitch if there was a repeat, leading to a debate as to whether teams should take the law into their own hands.
Two goals from Luis Diaz and one from Mohamed Salah helped Liverpool stroll to a 3-0 victory at Manchester United.
Images from UEFA Champions League matches played on Wednesday.
Juventus coach Massimiliano Allegri's decision to consign 40 million euro ($44.16 million) forward Paulo Dybala to the substitutes' bench appears to have backfired after his side's failure to score in their last two games.
Atletico Madrid secured a hard-fought 2-1 home victory over Real Betis in La Liga on Sunday thanks to an own-goal by Rui Silva and a header by Alvaro Morata as Diego Simeone's side ended a three-game winless run in all competitions.
A round-up of Wednesday's action in the UEFA Champions League
News of all that's transpired on and off the football field
Images from the Champions League Round of 16 matches.
The much-travelled Ranieri won the Premier League title with unfancied Leicester City in 2016 and most recently coached French side Nantes.
Manchester United have appointed Jose Mourinho as their manager, the Premier League club said on Friday.
Tottenham Hotspur beat Nottingham Forest 2-0 away with goals by Richarlison and Dejan Kulusevski for a second straight win that nudged them closer to the Premier League top four on Friday although they had midfielder Yves Bissouma sent off late on.
Marseille cement second place with Montpellier win
Former Italian Prime Minister Silvio Berlusconi met Thai businessman Bee Taechaubol on Wednesday to discuss the sale of a stake in Serie A football club AC Milan, which he has owned for almost 30 years.
Mbappe becomes PSG's all-time highest goal-scorer as French champions extend lead
Juventus climb to top of Serie A with win over Lecce
Real Madrid's teenage Brazilian duo Vinicius Junior and Rodrygo Goes sent them top of La Liga as both scored in a 2-0 win over Osasuna on Wednesday.
Nuno's coaching staff have also been relieved of their duties. The club have not yet announced a replacement but British media reported former Chelsea and Inter Milan boss Antonio Conte is linked.