Newcastle United have been linked with a number of different defenders this summer. Indeed, Marc Guehi looks like the primary target for Newcastle, although the club have frequently been rejected when making offers for the Crystal Palace star. Such is the impasse in the Guehi talks, sporting director Paul Mitchell is said to be looking at potential alternatives. Eddie Howe, after all, admitted the defence needing improving at the end of last season, following an alarming drop-off in the number of goals they conceded when compared to the 2022/23 campaign. Plenty of names have been linked, inclu…