Gabriel Jesus, Mikel Merino and Gabriel Martinelli all found the net for Mikel Arteta's team
Arsenal closed to within six points of Premier League leaders Liverpool last night.
The Gunners came from behind to beat Brentford 3-1 at the G-Tech Community Stadium.
Gabriel Jesus, Mikel Merino and Gabriel Martinelli all found the net for Mikel Arteta's team.
Arsenal's next league assignment is away to Brighton on Saturday evening.