By Sean Walsh Manchester United’s coaching staff are worried about their future prospects due to mounting pressure on manager Erik ten Hag, according to a report. Ten Hag went some way to silencing his critics after turning round United’s poor start to his debut 2022/23 season. The Dutchman led them to a third-place finish in the Premier League as well as victory in the Carabao Cup, ending the club’s six-year wait for a trophy. However, the Red Devils have not kicked on as was expected of them this season. They were eliminated at the group stage of the Champions League and currently sit sixth …