Arsenal manager Mikel Arteta, speaking to BBC Match of the Day: "It's a big win. They [Brentford] are a really good side, very well coached and they've been exceptional at home. "Especially when you go a goal down early in the game,

Gabriel Martinelli drills his half-volley into the back of the net as Arsenal take a quick two-goal lead just a few minutes into the second half against Brentford at the Gtech.

Arsenal's set-piece magic continues as Mikel Merino pounces on the loose ball in the box and strikes to give the Gunners a 2-1 lead over Brentford at the Gtech.