Man Utd on red alert as £70m Ruben Amorim favourite stalls over new contract

Ruben Amorim knows Ousmane Diomande well from his time as Sporting head coach (Picture: Getty)Manchester United are closely monitoring Ousmane Diomande’s situation at Sporting, with the defender’s talks over a new contract reportedly at an impasse.Enjoying his third full season with Sporting at just 21 years of age, Diomande has built a reputation as one of most accomplished and highly regarded young centre-backs in Portuguese football.He played an instrumental role as Sporting succ