Arsenal’s planning for the summer window already seems to be underway and it looks like it could be the end of the road for one of Mikel Arteta’s first big signings. The Gunners know that more improvements are needed this summer after crashing out of Europe against Bayern Munich and letting Man City back into the title race. For Mikel Arteta, it is likely to mean saying goodbye to some players who have served him well. And one of the players Arsenal could cash in on is a player Arteta spent a big chunk of his first ever summer budget on. Arsenal willing to sell influential midfielder for the r…
