United are a full 11 points off Chelsea in fourth place and Mourinho's position reportedly became untenable in the dressing room.
Indeed, the Red Devils are 19 points off top spot with Liverpool and Manchester City leading the way.
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- VOTE: Who should be next United permanent manager?
Chelsea ready to bring Salah back from Liverpool - Paper Round
Fans were not exactly sympathetic on social media, with hysterical reactions to the big news...
Fans of other teams revelled in the news...
Some fans did seem to be more sad than angry...
Speculation immediately turned to who the next boss would be...
A huge day at Old Trafford.
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