The interview in particular the report points to is an interview with ESPN he did two weeks ago wherein Mourinho wonders why Pogba's performances in the World Cup for France were far more impressive than those with Manchester United.
The Portuguese harshly criticised some of the younger players on tour with his team in the U.S., while he has also warned the board over their lack of activity in the transfer window.
Other key factors in this operation which could work in Barca's favor are the apparently strained relationship between Pogba and United boss Jose Mourinho, and the French midfielder's fervent desire to play with Lionel Messi, something which he has reiterated on a number of occasions.
'I don't think it's about us getting the best out of him, it's about him giving the best he has to give, ' said Mourinho last month. I think the World Cup is the flawless habitat for a player like him to give the best.
China frustrates USA efforts to end Iran's oil exports
In return, United Nations-approved sanctions were lifted, and Iran was allowed to resume trading oil and gas on the worldwide market.
If the 55-year-old does not last at the 20-time Premier League champions this campaign, perhaps he would consider taking on an global job, something he has not done before.
'The players are in a closed camp, isolated from the external world, from commercial compromises, and every possible influence'.
In theory, Barcelona would have until the end of the month to sign Pogba before the transfer window closes in Spain.
Pogba's midfield partner Nemanja Matic is also sidelined following abdominal surgery in America.