Chris Wilder is the new manager of Sheffield United, back for a second stab at leading his boyhood club to success. Wilder replaces the outgoing Paul Heckingbottom, who leaves with his head held high despite a run of dismal results this season. For Wilder, the task this time around is not easy. Just like when he arrived in 2016, there are problems and issues at the club and at first-team level that need resolving ASAP. Granted, those issues aren’t as engrained as even years ago. But still, they are there. The new Blades boss has vowed to give it his best shot once more and he firmly believes h…