Manchester United manager Jose Mourinho (right) and Wayne Rooney (left) walk out at the start of the Premier League match at the Etihad Stadium, Manchester. (Photo by Peter Byrne/PA Images via Getty Images)
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PA Images Peter Byrne - PA Images

Manchester United manager Jose Mourinho prior to the Premier League match at the Etihad Stadium, Manchester. (Photo by Peter Byrne/PA Images via Getty Images)
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PA Images Peter Byrne - PA Images

MANCHESTER, ENGLAND - APRIL 27: Marouane Fellaini of Manchester United is shown a red card during the Premier League match between Manchester City and Manchester United at Etihad Stadium on April 27, 2017 in Manchester, England. (Photo by Clive Brunskill/Getty Images)
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Getty Images Sport Clive Brunskill

Manchester United's Spanish goalkeeper David de Gea (R) saves a shot during the English Premier League football match between Manchester City and Manchester United at the Etihad Stadium in Manchester, north west England, on April 27, 2017. / AFP PHOTO / Oli SCARFF / RESTRICTED TO EDITORIAL USE. No use with unauthorized audio, video, data, fixture lists, club/league logos or 'live' services. Online in-match use limited to 75 images, no video emulation. No use in betting, games or single club/league/player publications. / (Photo credit should read OLI SCARFF/AFP via Getty Images)
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AFP OLI SCARFF

Manchester United's Eric Bailly (left) and Manchester City's Leroy Sane battle for the ball during the Premier League match at the Etihad Stadium, Manchester. (Photo by Martin Rickett/PA Images via Getty Images)
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PA Images Martin Rickett - PA Images