are still waiting to make their first January signing but that could be about to change, with the Red Devils thought to be active on a number of fronts.

They are set to announce the capture of teenage defender Diego Leon, who underwent a medical on Monday. A few players could also leave Old Trafford on loan with among them.

, meanwhile, face a battle to keep hold of Darwin Nunez after reportedly turning down a big-money bid from Saudi Arabia.

The likes of , and have also been tipped to strengthen their squads while are thought to be more focused on outgoings.

Axel Disasi and Ben Chilwell are said to be among the players who have been told they can leave Stamford Bridge this month.

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