Arsenal are likely to be busy on the transfer front in the coming weeks as Mikel Arteta and Edu look to add to their squad. The Gunners have already made one senior signing this summer, bringing Italy international defender Riccardo Calafiori to the Emirates Stadium from Bologna. Arsenal also seem to be making good progress in pursuit of Real Sociedad and Spain midfielder Mikel Merino, with talks said to be advanced. However, there will invariably be transfer targets that will slip through the net and go elsewhere. Fabrizio Romano has now shared a big update on an attacking talent that the Gun…