There is under one week left in the summer transfer market and Arsenal could still look to bolster their squad before it slams shut. The Gunners have already conducted a bit of business, with David Raya signing permanently before Riccardo Calafiori joined the club. Mikel Merino appears to be on the verge of joining Arsenal from Real Sociedad as another piece of business for the North London outfit. In terms of outgoings, Emile Smith Rowe joined Fulham, but rumours persist about other members of the Arsenal squad. Eddie Nketiah has been linked with a move to Nottingham Forest, meanwhile, Aaron …