It is no less than swashbuckling Pep Guardiola's side deserve - but the City boss will no doubt have rubbed his eyes in disbelief at events at Old Trafford when he returned from his round of golf.
In his pre-match press conference on Friday, Mourinho told a journalist that he only needs four points to stay second and the derby win against Manchester City last week should set their hopes on course.
Attack: Alexis Sanchez produced an encouraging performance in the second half at the Etihad so the Chilean worldwide should keep his place in the attack against West Brom.
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But Madrid were given a last-gasp penalty when Mehdi Benatia bumped into Lucas Vazquez inside Juventus' area. Reflecting on the 3-1 defeat at the Bernabeu, Ronaldo added: "We have suffered, but it helps us to learn".
West Bromwich took the attacking initiative and were denied an early goal as David De Gea brilliantly saved Jack Livermore's curled shot in the 12th minute. The Spaniard has accumulated 16 clean sheets in the Premier League and will be looking to add another one, as he chases his first Golden Glove award.
He went on to say that he was surprised West Brom were last on the log, given the amount of quality they have in their squad.
The official was on hand 10 minutes later to book Pogba after attempting to throw the ball in, only exacerbating the testimonial feel at Old Trafford.
Jesse Lingard came on for Herrera at half-time and immediately saw an attempt blocked - but the hosts continued to struggle for coherence.
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Ferrari driver Kimi Raikkonen was the second quickest in both sessions, and in the afternoon he was only 0.007 behind Hamilton . The Shanghai International Circuit is expected to be a lot warmer today than yesterday's windy and cold conditions.
That could see Juan Mata recalled while Marcus Rashford may get the nod ahead of Anthony Martial amid rumours both players are becoming unsettled due to a lack of regular starts.
United were second-best all afternoon and Darren Moore's men earned their reward for a spirited display thanks to Jay Rodriguez's close-range header 17 minutes from time.
James McLean fired across face of goal and United failed to muster a leveller.
City originally had the chance to win the league against United last week but a win for the Red Devils only delayed the inevitable by eight days.
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The Prime Minister also warned Russian Federation that the air strikes should act as a warning over its use of chemical weapons.