The Sunday Express says the 20-year-old, who left United 18 months ago for a nominal fee after refusing to sign a new contract, has become a major star at Juventus.
Moyes has been alerted to news that Pogba is unsettled in Italy and would be open to a move back to the Premier League.
While monitoring his Juve midfield partner, Chile international Arturo Vidal, United’s spies have been hugely impressed by Pogba’s increasing influence in Serie A.
United lost Pogba for a compensation fee of £1.3 million - and he is now valued at £30 million.
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