Arsenal manager, Mikel Arteta, has insisted that one bad result does not need to derail their season. Arteta was speaking after their 2-0 defeat to Aston Villa on Sunday. The Gunners had the chance to go top again, but goals from Leon Bailey and Ollie Watkins saw them lose their first Premier League loss since New Year’s Eve. Manchester City will now clinch the Premier League title for the fifth time in six seasons if they win their final six matches. Arsenal now face a defining week as they play Bayern Munich in Germany on Wednesday in their Champions League quarter-final second leg tie poise…