Pep Guardiola's appointment at the high-flying Premier League club is certainly ill-timed, argues Bikash Mohapatra.
Images from Tuesday night's UEFA Champions League group stage matches.
IMAGES from the Champions League matches played on Tuesday
A summary of Wednesday's matches in the UEFA Champions League.
News of all that's transpired on and off the football field
Manchester City's Sergio Aguero scored a hat-trick as coach Pep Guardiola maintained his 100 per cent record at the club with a commanding 4-0 victory against Borussia Moenchengladbach in their rearranged Champions League Group C opener on Wednesday.
Ten of the 16 sides also reached the same round two seasons ago and, as usual, the big five leagues dominate with 13 clubs hailing from either the English, Spanish, German, French and Italian leagues.
A summary of sports events and sports persons, who made news on Tuesday
Barcelona and Atletico Madrid led a Spanish Armada into the Champions League last 16 with home wins on Wednesday and in-form Aaron Ramsey steadied Arsenal's boat with a battling win against rocky Borussia Dortmund.
Barcelona dismissed any notion they are a declining force when they won 2-0 at Manchester City on Tuesday to virtually guarantee their place in the quarter-finals of the Champions League for the seventh successive season.
Chelsea struck the woodwork twice but could not find a breakthrough in an entertaining 0-0 Champions League draw at Dynamo Kiev on Tuesday that left everything to play for in Group G.
Pep Guardiola says Manchester City are not yet ready to compete with Europe's elite but his side will be confident of opening their Champions League campaign with victory over Borussia Moenchengladbach on Tuesday.
Ruthless Bayern Munich scored five goals in the first 35 minutes on the way to a 7-1 demolition of AS Roma on Tuesday which bore an uncanny resemblance to Germany's win over Brazil by the same score in the World Cup semi-final.
This and more from the happenings in the world of football
Lionel Messi marked his first start after injury with a goal in Barcelona's 1-1 draw at AC Milan in the Champions League on Tuesday while Fernando Torres got two as Chelsea thumped Schalke and Atletico Madrid's charge continued.
News of all that's transpired on and off the football field
Barcelona forward Lionel Messi equalled the Champions League scoring record of 71 goals when he struck for the second time in the 76th minute of Wednesday's Group F match at Ajax Amsterdam.
Rafael Nadal has withdrawn from the Paris Masters ahead of the tournament's start on Monday for "personal reasons", the French Tennis Federation announced on Friday.
Photos from the Champions League matches played across Europe on Tuesday.