Manchester City move to within a point of United by beating West Ham 2-0.
Wayne Rooney believes the Reds were unlucky to leave Stamford Bridge empty-handed.
Louis van Gaal was frustrated by the outcome at Chelsea but pleased with how United played.
Find out who Louis van Gaal has picked in his starting XI at 16:30 BST.
Chris Smalling believes things are really clicking for United as the players prepare to face Chelsea.
The boss wants United to play well for the "full 90 minutes" - and admits a concern over one of the squad's attributes.
PFA Player of the Year nominee David De Gea humbly says United's defensive stability is a group effort.
We look at the options open for Saturday after key quartet are ruled out.
United boss Louis van Gaal says he shares Jose Mourinho's thirst for silverware.
Michael Carrick, Marcos Rojo, Phil Jones and Daley Blind are all injured for Saturday's match with Chelsea.
Edwin van der Sar talks exclusively to ManUtd.com about David De Gea, Thibaut Courtois and his own goalkeeping career.
David discusses his form after being nominated for the PFA Player of the Year and Young Player awards.
Dwight Yorke agrees United have an on-field partnership to rival his double act with Andy Cole.