Manchester United is the biggest club in the United Kingdom and with that status comes intense pressure and scrutiny.
Every decision at the club and every performance is subject to forensic analysis. The weight of that burden can become too heavy for some players, coaching staff and board members.
Ole Gunnar Solskjaer was sacked in November. Questions were asked following his failure and Michael Carrick, Kieran McKenna and Martyn Pert subsequently followed him out of the exit door.