Michael Carrick has been thrust into the deep end with the Manchester derby as the first game of his caretaker reign of Man United.Carrick has taken interim charge of the Red Devils until the end of the season following Ruben Amorim’s sacking.Caarick has replaced Amorim at Old Trafford on an interim deal until the end of the seasonPAThe ex-United midfielder was picked over Ole Gunnar Solskjaer to steer the ship until a permanent hire is made, which is likely to not be until the summer.Games do not get much bigger for United than a clash with Man City at Old Trafford on Saturday at 12:30pm – with commentary live on talkSPORT.The 44-year-old will have some immediate decisions to make, including a shift to four at the back.One of the criticisms, and frustrations, for United fans and the club’s hierarchy was Amorim’s unwillingness to move away from a three at the back formation.So talkSPORT’s Inside Devils YouTube show has taken a look at just how Carrick could line-up for the derby.