Sunderland have been urged to make a move on a Championship manager this summer. Mike Dodds was appointed as Sunderland’s interim coach last month and has so far endured four successive defeats. The 37-year-old is expected to carry out his duties until the summer though, before Kristjaan Speakman will replace him with a new permanent manager. Sunderland’s main target appears to be one that they looked at prior to Michael Beale, with Will Still thought to be on the club’s shortlist for what looks likely to be a summer overhaul. The Reims coach has already admitted that he would be open to joini…