Reliable Di Marzio revealed that United have rejected the offer from Barcelona for Pogba.
Reports coming out of Spain suggest that the Catalan giants are looking at the possibility of signing the 25-year-old superstar, who has reportedly become disillusioned with life under Jose Mourinho.
Many of Manchester United's players represented their countries during the World Cup.
"Mourinho is the best manager I've ever worked with".
The Spanish transfer window closes on 31st August but the Premier League deadline is Thursday, leaving United little time to replace star man Pogba should Barcelona get their man.
The club will not sanction an exit for Pogba this month, though.
Here is a summary of today's news about Pogba's United future and potential move to Catalonia.
United's board and management team are furious with Pogba's agent for trying to "engineer a move" to Barcelona for the France World Cup victor, the Daily Star reports.
Jose Mourinho tells ESPN FC that the World Cup was the ideal habitat for Paul Pogba as he could 'only think about football'. There is also no indication at this stage that Pogba is willing to agitate for a transfer.
But United could rekindle their hopes of signing £65m World Cup star Harry Maguire, with Leicester closing in on two centre-backs late in the window to safeguard themselves against losing the England global.
The fractured nature of Pogba's relationship with Mourinho will give Barcelona hope that a deal can be struck.
ESPN FC's Shaka Hislop explains why Paul Pogba might want out at Manchester United and how Jose Mourinho could factor into his decision.
Leicester City are adamant over retaining defender Harry Maguire and have told Manchester United he is not available at any price.