Arsenal are keen on signing a midfielder this summer, and several players are on their radar. Martin Zubimendi is a long-term target for Mikel Arteta, but the Real Sociedad star appears reluctant to leave his boyhood club to move to England. However, his teammate Mikel Merino is also admired by Arsenal, and with just one year left on his deal, he could be available for a bargain £21m fee. Merino scored a last-minute winner for Spain against Germany in the Euro 2024 quarter-final, en route to lifting the trophy, and the former Newcastle star has been outstanding in the Basque Country since he m…