Arsenal have been patient in the summer transfer window having made just one addition so far. Riccardo Calafiori joined The Gunners in a £42m switch earlier in the window after an impressive Euro 2024 campaign with Italy. Now, Mikel Arteta is keen to add a midfielder to his ranks and has identified Real Sociedad’s Mikel Merino as a prime target. An attacker is also thought to be a priority and there’s now a genuine belief Arsenal can sign one of the best in Europe. READ MORE: ‘World class’ midfielder holds press conference to say goodbye after being linked with Arsenal moveBelief Arsenal can s…