The
Red Devils were stunned at Vicarage Road last weekend with two late goals from Watford condemning Jose Mourinho's side to a third successive defeat at the time.
They rebounded at Northampton midweek but the circus surrounding Wayne Rooney and his status in the team continues after his poor form continued.
The Foxes are struggling for consistency after back-to-back 3-0 victories to rebound from the 4-1 thrashing to Liverpool.
An
extra-time defeat to Chelsea midweek, played with 10 men for more than 30 minutes, could mean fatigue setting in after four games in 10 days.