90' Pep Guardiola is making the team's third substitution at Etihad Stadium with Philip Foden replacing David Silva.
90' It's 3 - 1 as the referee blows for full-time.
90' The second half is prolonged by 3 minutes of added time.
86' Great play from Bernardo Silva to set up the goal.
86' Goal! Ilkay Gündogan extends Manchester City's lead to 3 - 1.
83' Manchester United push forward at Etihad Stadium and Juan Mata gets in a strike. This is blocked, however, by a determined Manchester City defence.
81' Manchester City are pushing forward but Ilkay Gündogan's finish is wide of the goal.
75' Ilkay Gündogan is replacing Sergio Agüero for Manchester City at Etihad Stadium.
74' In Manchester Manchester City attack through Leroy Sane. The finish is off target, however.
74' Manchester United's Nemanja Matic gets in a shot but it is blocked by a Manchester City defender.
73' The away team have replaced Marcus Rashford with Alexis Sanchez. This is the third substitution made today by Jose Mourinho.
73' Jose Mourinho (Manchester United) is making a second substitution, with Juan Mata replacing Ander Herrera.
70' Fernandinho for Manchester City drives towards goal at Etihad Stadium. But the finish is unsuccessful.
67' Fernandinho of Manchester City smashes in a shot on target. The keeper saves, though.
66' Manchester City push forward at Etihad Stadium and David Silva gets in a strike. This is blocked, however, by a determined Manchester United defence.
62' The home team replace Riyad Mahrez with Leroy Sane.
58' Anthony Martial keeps Manchester United in contention with a penalty, making the score 1 - 2.
57' Manchester United have been awarded a penalty in Manchester...
56' Romelu Lukaku is replacing Jesse Lingard for the away team.
54' Important block from the Manchester United defence as Raheem Sterling fires in a strike for Manchester City.
48' Riyad Mahrez with an assist there.
48' Sergio Agüero puts the ball in the net and the home team extend their lead. The score-line now reads 2 - 0.
46' Anthony Taylor has blown to start the second-half.
45' The first-half has come to a close in Manchester.
45' 1 minutes of injury time will be added to the first half.
45' In Manchester Manchester City attack through Sergio Agüero. The finish is off target, however.
44' John Stones (Manchester City) goes for goal but the shot is blocked by an alert defence.
43' Manchester City have been awarded a corner by Anthony Taylor.
42' Manchester United's Luke Shaw has been booked in Manchester.
41' Corner awarded to Manchester City.
39' Anthony Martial (Manchester United) goes for goal but the shot is blocked by an alert defence.
37' Corner awarded to Manchester City.
35' Raheem Sterling (Manchester City) gets in a strike but the shot is blocked by a defender.
33' Bernardo Silva (Manchester City) has received a yellow card from Anthony Taylor.
31' Manchester City's Aymeric Laporte breaks free at Etihad Stadium. But the strike goes wide of the post.
26' In Manchester, Chris Smalling (Manchester United) misses the target with a header.
25' Manchester United's Anthony Martial gets in a shot but it is blocked by a Manchester City defender.
24' Sergio Agüero (Manchester City) is given an opening but the shot is blocked by a defender.
21' The match is underway again.
21' Ander Herrera is back on his feet again.
20' The match at Etihad Stadium has been interrupted briefly for a check on Ander Herrera, who is down injured.
16' Manchester United have been awarded a corner by Anthony Taylor.
12' Bernardo Silva instrumental with a fine assist.
12' Goal! David Silva gives Manchester City a 1 - 0 lead.
9' Manchester City have been awarded a corner by Anthony Taylor.
7' Corner awarded to Manchester City.
6' In Manchester, Raheem Sterling of Manchester City is presented with a shooting opportunity. But the strike is blocked by the covering defence.
4' Fernandinho for Manchester City gets in a strike but fails to hit the target.
2' Manchester City's Bernardo Silva gets his shot away but it misses the target.
1' The first-half is now underway.
The official team line-ups are now available.
A total of 54316 spectators is reported.