Manchester United star Paul Pogba will never be a 'top player', because he hasn't got a 'basic understanding' of his role, according to a former Liverpool star.
Read: Pogba: One Thing I Hate About Mourinho's Training
The French international recently returned from an injury, but he picked up a red card in the Red Devils' 3-1 win over Arsenal.
Following United's 2-1 win over CSKA Moscow in the Champions League, former Liverpool star Greame Souness says the midfielder lacks a basic understanding of his role.
