The Argentine joined Barca on a free transfer during the close season, but made only five appearances in all competitions due to a calf injury and his cardiac issues, scoring once in a 2-1 home defeat by Real Madrid.
Manchester United manager Louis van Gaal has been charged by the English FA for comments.
On March 13, all elite level soccer matches in England, including the Premier League, were suspended until April 4 with that stoppage subsequently extended until April 30.
Goals in each half from Kai Havertz and Christian Pulisic earned defending champions Chelsea a solid 2-0 first-leg victory over Lille in the Champions League last 16 on Tuesday.
Another unconvincing display from Manchester United was compounded by a needless red card for Angel Di Maria.
Outdoor sport venues including outdoor gyms, tennis courts and golf courses will close and outside team sports will not be permitted but elite sport, including Premier League soccer, will continue.
Manchester United, who won a record nine FA Cups at Wembley between 1948 and 1999, face Chelsea, the last winners under the Twin Towers in 2000, with the intense rivalry between the two teams adding spice to the occasion.
Liverpool manager Brendan Rodgers has admitted that his team will struggle to make a top-four finish at the end of the season, thus virtually ending their hopes of Champions League qualification following a 4-1 defeat against Arsenal on Saturday night.
We have been monitoring him for the past few months, we had a clear intention to strengthen in the attacking midfielder and the winger positions (and) he is a player that gives us a lot of versatility.
Likens the Portuguese's second debut at United against Newcastle to Ceasar entering Rome.
From selfies to fist fights, Rediff.com has the best pictures from the last week snapped right here...
Manchester United goalkeeper David de Gea is excited about the new era that is about to begin at his club with coach Jose Mourinho.
Chelsea slipped up in their push for a Champions League spot when they lost 1-0 at home to Arsenal in the Premier League on Wednesday with Emile Smith Rowe's first-half goal settling the London derby after a defensive mix-up by the hosts.
A weakened Manchester United were beaten 2-1 at home by Leicester City on Tuesday, ending Manchester City's wait to be crowned Premier League champions.
Earlier on Wednesday, Reuters reported that Swiss business tycoon Hansjoerg Wyss is considering buying football club Chelsea from Abramovich, Wyss told Swiss newspaper Blick as British lawmakers continued to push for sanctions against the billionaire.
News of all that's transpired on and off the football field
When Ralf Rangnick took over as interim manager of Manchester United he was hailed as the 'Godfather of German coaching'
The former Arsenal forward rules out Germany return.
Belgium begin their campaign in St Petersburg against Russia on June 12
Mourinho hits out at Man United's 'crazy' fixture congestion
Jose Mourinho's United side have 62 points and lead the Merseyside club by two with nine game remaining.
Wayne Rooney said he could never have imagined equalling Bobby Charlton's Manchester United scoring record after bagging his 249th goal for the club in his side's 4-0 FA Cup win over Reading on Saturday.
Manchester City face Stoke City in the FA Cup final at Wembley at 1400 GMT by which time the day's English Premier League games will be over and United, should they draw at Blackburn Rovers, will be celebrating their 19th title and 12th under manager Alex Ferguson.
'The run of titles that we won under Sir Alex, I don't think that's going to be easy for anyone to emulate or copy'
Britain said it had imposed asset freezes on Chelsea soccer club owner Roman Abramovich
Leicester City's Kelechi Iheanacho scored two poacher's goals as they beat Manchester United 3-1 in their FA Cup quarter-final on Sunday to set up a last-four clash against Southampton.
Manchester City's England goalkeeper Joe Hart will be rested for this weekend's FA Cup third round tie against Norwich City, manager Manuel Pellegrini said on Friday. Hart was also left on the bench for City's League Cup semi-final, first leg at Everton on Wednesday and Argentine Willy Caballero will continue in his place on Saturday. "Willy will play both cups. For Joe it's good to work one complete week because we are playing so many games," Pellegrini said at his news
Messi, whose deal expires in 2021, had called his side "weak" and "inconsistent" after they lost the league title to Real Madrid.
The unusual circumstances forced by the COVID-19 pandemic will level the playing field, says Arsenal manager Mikel Arteta
With no European prizes left to chase this season, England's top clubs are focussed on winning the Premier League title, although that goal looks beyond all but Chelsea.
Ipswich Town, thrashed 7-0 in the FA Cup by Chelsea three days ago, produced a memorable display to shock Arsenal 1-0 in the first leg of their League Cup semi-final at Portman Road on Wednesday.
IMAGES from the English Premier League matches played on Wednesday.
There were a few nerves at the end but Liverpool set up a Champions League semi-final with Spain's Villarreal after Roberto Firmino scored twice in a 3-3 second-leg draw with Benfica on Wednesday to ensure a 6-4 aggregate win.
Manchester City's Abu Dhabi-controlled owner has agreed to sell a $500 million stake to US private equity firm Silver Lake, making it the world's most valuable soccer group with a $4.8 billion price tag.
Chelsea manager Guus Hiddink has urged doctors at the Football Association (FA) and Premier League clubs to stand up against English football's gruelling fixture list.
Louis van Gaal believes the club have become more boring under his successor Jose Mourinho, saying he would prefer to watch local rivals and Premier League leaders Manchester City in action.
Manchester United assistant manager Ryan Giggs has reportedly been offered a new role on the coaching staff led by Jose Mourinho, who is being considered as the favourite to replace Louis van Gaal at the helm of the Old Trafford club.