Amid Edu’s efforts to move several Arsenal players on this summer, a European side is now interested in taking one of the club’s forwards on loan. Mikel Arteta knows that the club plan to sell before they buy this summer, even if Arsenal will make an exception for Riccardo Calafiori. Calafiori is expected to undergo a medical this week and looks set to become Arsenal’s first significant senior addition this summer – not counting the permanent arrival of David Raya. But to conduct deals beyond the Italian’s arrival, Edu will need to secure departures for several players who aren’t currently hel…