Rival clubs now believe that Arsenal are on pole position to sign one player during the summer transfer window, should they decide to make a move over the coming months. As things stand, the Gunners appear set to just miss out on the Premier League title for a second year running, but further progress has definitely been made, and Mikel Arteta’s men are continuing to travel in the right direction. This summer could be a fascinating one at the Emirates, with Arsenal on the lookout for what could be the final pieces in the jigsaw, particularly as they look to go further in the Champions League. …