Newcastle United have been linked with all manner of big names this summer It has so far been a relatively frustrating window for Newcastle, with Lloyd Kelly perhaps the only signing made who will make any meaningful impact in Eddie Howe’s first-team. Things may be changing, however. William Osula of Sheffield United is reportedly close to signing for the club, while talks are said to be on with Crystal Palace over a potential move for England international, Marc Guehi. Indeed, it seems the club aren’t done there. READ MORE: Newcastle confirmed signings, departures, loans & released players in…