Arsenal maintained their unbeaten record in the Premier League with an emphatic 3-0 win against Brighton & Hove Albion, with Kai Havertz again the star. The German international bagged his ninth league goal of the season as Havertz also assisted Leandro Trossard in what was one of Arsenal’s most professional performances to date this campaign. With the win taking Arsenal back to the top of the Premier League at the top of writing, Havertz’s performance could not have been more important for the Gunners in their quest to win the league. Kai Havertz wins praise from Arsenal teammates after Brigh…