Rio Ferdinand has challenged Manchester United midfielder Kobbie Mainoo to follow the example set by Casemiro in his bid to salvage his future at Old Trafford.
33-year-old Casemiro has endured a mixed tenure with United and it was not too long ago that he was facing desperate pleas from fans to pursue a move elsewhere, with many supporters arguing he was a shell of the midfield enforcer that had won five Champions League titles with Real Madrid.
