Newcastle United could be about to welcome another player back from injury against AC Milan on Wednesday night. The Magpies have received a boost in recent days ahead of their massive Champions League game, with Sean Longstaff and Callum Wilson returning fitness. They both featured off the bench against Tottenham Hotspur at the weekend, and it feels likely that Longstaff will come into Eddie Howe’s starting XI for the game against AC Milan. As for Callum Wilson, he will probably be on the bench, where he could be joined by another player who has recently been struggling with injury. Dan Burn c…