Arsenal brought their three-game winless run in the Premier League to an end with a 1-0 victory over Chelsea at the Emirates to strengthen their grip on second place.
Mikel Merino’s clever header in the 19th minute settled a London derby that will not live long in the memory, the stand-in number nine looping Martin Odegaard’s corner in at the far post as Mikel Arteta’s side rekindled memories from earlier in the season of their effectiveness and cunning at set-pieces.
