Today’s defeat against Aston Villa proved that Arsenal definitely need to dip back into the transfer window for one signing this summer. Mikel Arteta must be so frustrated with today’s second half performance, which was the polar opposite to the first. Arsenal started the game with so much control and enthusiasm, looking determined to make the most of Liverpool’s slip up earlier in the day. Martin Odegaard was leading the charge forwards, delivering so many beautifully crafted passes to his teammates. However, Gabriel Jesus failed to take any of his opportunities, or produce any moments akin t…