Arsenal have made a pretty slow start to their summer transfer window but it now appears as though they’re accelerating plans. Mikel Merino looks set to follow Riccardo Calafiori to become the second addition to the window and now attention is expected to turn toward an attacker. Federico Chiesa has been mooted, as has Nico Williams – though he’s set to stay at Athletic Bilbao this season. An EFL wonderkid has also been linked and his director has now shared the club’s stance on a potential sale. READ MORE: Granit Xhaka reveals the three Arsenal players he still speaks to all the timeWatford w…