The league, which was announced on Sunday with 12 founding members, has been championed by Real Madrid president Florentino Perez, the new competition's chairman. It is now left with three Italian clubs -- AC Milan, Juventus and Inter Milan -- plus Perez's Real Madrid along with Barcelona and Atletico Madrid from Spain.
Following this stunning turn-around of fortunes for Barcelona, here is a flashback of some of the best come-from-behind wins recorded in Europe's premier club competition.
UEFA elects a new president on Wednesday whose main task will be to stop what European officials say is an inexorable slide towards a breakaway football Super League open only to wealthy clubs such as Real Madrid and Manchester City.
A round-up of Wednesday's action in the UEFA Champions League.
Kompany delighted with Olise's progress
Barcelona have won the Champions League five times, most recently in 2015, and face a tough task to get back to the top table of European football after being forced to sell club legend Lionel Messi due to financial problems.
Real Madrid and Croatia midfielder Luka Modric was voted Player of the Year for last season by European soccer body UEFA on Thursday, ahead of Cristiano Ronaldo and Mohamed Salah with Lionel Messi fifth.
UEFA charges Arsenal and Cologne over crowd problems
A major surprise in the 2024 Google search trends was the absence of iconic names like Cristiano Ronaldo, Lionel Messi, M S Dhoni, and Virat Kohli from the list of the top 10 most-searched athletes.
Meyer, who is chairman of the Medical Committee at European soccer's governing body, said on Wednesday that provided the right steps were taken, the game could plan a resumption of the current season.
Real Madrid fought back from two goals down as Vinicius Jr grabbed a hat-trick in a thrilling 5-2 win over visitors Borussia Dortmund in the Champions League.
Europe's governing body UEFA says the rules, called Financial Fair Play (FFP), are designed to stop reckless spending on wages and transfer fees, and curb large cash injections from rich club owners.
IMAGES from the UEFA Champions League matches played on Wednesday
European clubs are anticipating another windfall after changes to the Champions League and say the new system will be fairer as well as making them richer. The European Clubs Association (ECA) said it expected revenue from the Champions League and Europa League to jump from 2.35 billion euros ($2.62 billion) per season to around 3 billion euros from 2018-19, when the changes, announced by UEFA last month, come into force. ECA chairman Karl-Heinz Rummenigge also ruled out talk of a breakaway Super League in the foreseeable future, saying the clubs wanted to remain united.
With France facing political turmoil, Mbappe used the pre-match press conference to address the nation. He called the situation "dire" and urged young people to fight against extremism gaining power.
IMAGES from UEFA Champions League matches played on Tuesday
The Dubai-based sports channel bagged the exclusive rights in the Indian subcontinent for the next three seasons.
A first-half penalty earned Lille a shock 1-0 home victory over holders Real Madrid in the Champions League group phase on Wednesday.
News of all that's transpired on and off the football field
The other semi-final will see an Italian side, Milan or Roma, come up against Bayer Leverkusen or West Ham.
A round-up of Saturday's action in the UEFA Nations League group stage matches.
Liverpool coach Juergen Klopp had praised Spanish clubs on the eve of the match, saying they had better scouting, coaches and player development than their English, German and Italian equivalents.
Karim Benzema and Kaka scored late goals to give Real Madrid an emphatic 3-0 win at APOEL Nicosia in the Champions League quarter-final first leg on Tuesday.
Twelve of Europe's leading soccer clubs from England, Italy and Spain announced a breakaway league on Sunday but after 48 hours of massive pressure from fans, politicians and even British royals the six English clubs backed out
Summary of sports events and persons who made news on Friday
Ronaldo admitted that both of them changed the history of football and urged his fans to not hate on Messi.
Manchester City have one just victory from their last 10 games across all competitions.
Barcelona made a disappointing start to their Champions League campaign by losing 2-1 to AS Monaco on Thursday.
The Champions League will resume in August after being halted in March due to the COVID-19 pandemic with a 'Final Eight' tournament being held in Lisbon after the remaining second-leg games from the last 16 ties are decided.
IMAGES from the UEFA Champions League matches played on Tuesday.
Karl-Heinz Rummenigge has become the latest high profile official to urge UEFA to enforce its own Financial Fair Play rules, saying it must act against Paris St Germain if there has been any breach of regulations.
Cristiano Ronaldo has been voted UEFA's 2015-16 Best Player in Europe ahead of Real Madrid team mate Gareth Bale and Atletico Madrid's Antoine Griezmann.
The analysis by the European Club Association (ECA) also warned that the biggest losses would be felt next season, even if it is played in full.
They were joined in the second knockout round by Bayer Leverkusen, who enjoyed a 5-1 demolition of Galatasaray, and now meet league rivals Hamburg SV, who dispensed with FC Zurich. Werder Bremen cruised through 4-0 on aggregate against Braga.
IMAGES from the UEFA Champions League matches played on Wednesday
West Ham United have condemned the behaviour of some of their fans after Fiorentina's Cristiano Biraghi was hit by a cup during the Europa Conference League final.
The Belarusian league is filling the void for foreign fans starved of football at home, by inviting fans from around the world to buy virtual tickets online.
News of all that's transpired on and off the football field.
Following Bayern Munich's brilliant 7-4 (on aggregate) win over FC Porto in the quarter-finals of the Champions League, here's a look at a few memorable come-from-behind victories in Europe's premier football competition.
There is never a dearth of drama in European football and here is proof...