Tonight will see former United striker and assistant manager Ruud van Nistelrooy return to Old Trafford for the first time since he left the club in November after a spell in caretaker charge. He was appointed Leicester boss just over two weeks after departing M16.

Man Utd will be without Lisandro Martinez after he suffered an injury to his cruciate ligament last weekend, while Luke Shaw is a doubt amid reports of a fresh setback. As for the visitors Ruud van Nistelrooy is back at Old Trafford for the first time since his temporary spell as interim head coach came to an end and he will be out to deny his former club a place in round five.