By Katie Catherall Arsenal’s movements during the summer transfer window may have been slow so far, but one name remains firmly at the top of their wish list – Bologna’s Riccardo Calafiori. If the Gunners are able to steal Calafiori’s signature, they will have a versatile, technically gifted defender among their ranks. His introduction to Mikel Arteta’s squad could unlock new, exciting setups and allow others in the backline to thrive. Whether he becomes a direct replacement for departing names or competition for current stars, Arteta could position the Italian in a number of ways. Here are th…