Kobbie Mainoo is one of the few Manchester United players who have not featured on the pre-season summer tour under manager Michael Carrick this summer. READ MORE: Man Utd vs Leeds predictions: Why Red Devils are set for pre-season winWho is the biggest WINNER from Marcus Rashford’s Man Utd return? Will Kobbie Mainoo’s Man Utd momentum from last season under Michael Carrick carry over? More United NewsREAD MORE: How to watch Man Utd vs Leeds Utd: Live stream, UK/US TV channel and start time3. READ MORE: I think Ruben Amorim will now do everything to avoid Man Utd from inflicting managerial blemish on his resume1.