Manchester United want to re-sign Portugal forward Cristiano Ronaldo, 36, from Juventus and would consider a swap deal in which France midfielder Paul Pogba, 28, would return to Juve.

Chelsea are prepared to offer 100m euros for Inter Milan's Belgium striker Romelu Lukaku, should the Blues fail to sign Borussia Dortmund's Norwegian striker Erling Braut Haaland.

Liverpool are looking at signing AZ Alkmaar midfielder Teun Koopmeiners as a potential replacement for Georginio Wijnaldum.

Juventus' French midfielder Adrien Rabiot, 26, who has been linked with Everton, could also be a target for Barcelona.

Juventus will look to fund a move for 22-year-old Lyon midfielder Houssem Aouar by offloading fellow Frenchman Adrien Rabiot, 25, and Wales international Aaron Ramsey, 30.