Gary Neville urges Manchester United to be ‘flexible’ and ‘agile’ with their managerial situation and would not be against interim Ralf Rangnick STAYING as boss after this summer Post navigation Jamie Carragher insists Ralf Rangnick has ‘put his stamp on Man United from day one’, as he compares German’s impact to Jurgen Klopp and Thomas Tuchel’s starts at Liverpool and Chelsea Rio Ferdinand admits Manchester United duo Luke Shaw and Aaron Wan-Bissaka face a ‘big fight’ to get back into Ralf Rangnick’s plans, as he questions whether full-backs possess the ‘output with the ball’ desired by the interim head coach