Chris Wilder manager of Sheffield United during Sky Bet Championship match between Millwall against Sheffield United at The Den on 2 Dec 2017 (Photo by Kieran Galvin/NurPhoto via Getty Images)
Chris Wilder manager of Sheffield United during Sky Bet Championship match between Millwall against Sheffield United at The Den on 2 Dec 2017 (Photo by Kieran Galvin/NurPhoto via Getty Images)