The South Korean is a key player for United, but the Spanish sides are keen to add him to their ranks as they look to build their squads.
Park could be allowed to leave if Manchester United sign Lassanna Diarra.
The South Korean is a key player for United, but the Spanish sides are keen to add him to their ranks as they look to build their squads.
Park could be allowed to leave if Manchester United sign Lassanna Diarra.
