31 min: On the touchline, Pep Guardiola looks utterly stunned. And no wonder, his team are being ripped to shreds here. United could easily be five or six up! Higher up in the stand, a certain knight of the realm allows a warm smile of satisfaction to play across his face. And the United fans are extremely vocal in their support of Ole Gunnar Solskjaer.
GOAL! Manchester City 0-2 Manchester United (Martial 29)
James and Martial combine at speed down the right. Martial spins on the edge of the area, just to the right of the D, and threads a shot into the bottom right, past the outstretched fingers of Ederson. To repeat: this is no more than United deserve. City need to wake up and quick.
28 min: This is a quite sensational United performance. They look dangerous every time they cross the halfway line. City are a ragged rabble!