Arsenal can trim the gap to Premier League leaders Liverpool down to just four points on Saturday as they welcome West Ham to the Emirates Stadium. Racked by injuries up front, Mikel Arteta's side had to dig deep last time out, before two late goals from auxiliary striker Mikel Merino secured them victory at Leicester.

Midfielder Mikel Merino is the main man for Arsenal up front now after two such important late goals against Leicester last week. With Liverpool dropping points against Aston Villa on Wednesday, Arsenal have them in their sights and it will be really interesting to see how Gunners boss Mikel Arteta approaches this game.

Arsenal host West Ham United this afternoon in a London derby at the Emirates Stadium.The Gunners have the opportunity to reduce the gap between them and league leaders Liverpool to five points.Mikel