Arsenal are now preparing an offer for an exciting winger on the continent. The Gunners narrowly missed out on the Premier League title last season, finishing two points adrift of title winners Manchester City. Now, the aim will be to go one better and to do that, Mikel Arteta will need to be backed in the summer transfer window. Riccardo Calafiori has already been added to the squad and Real Sociedad’s Mikel Merino is expected to follow him. That said, Arsenal are trying to make a Turkish wide player their third signing of the window. READ MORE: Arsenal made contact to sign ‘one of the best y…