Journalist James McNicholas is concerned that Arsenal could struggle in one area of the pitch against Brentford on Saturday. Goalkeeper Aaron Ramsdale will start for Arsenal against Brentford this weekend. Due to the nature of his loan agreement, David Raya cannot feature against his parent club. Therefore, he is ineligible to play when Brentford come to the Emirates Stadium on Saturday. Whilst Arsenal have their intention fixed on signing Raya on a permanent basis, that process has not yet been completed. Therefore, Ramsdale will be handed his first Premier League start since the Gunners trav…