Stuart Pearce has been in and around the game for a long time, but he saw something new in Chelsea’s 1-0 defeat to Manchester City in the FA Cup over the weekend. City were able to knock out Chelsea at the semi-final stage, thanks to a Bernardo Silva goal, but Mauricio Pochettino‘s side had the better opportunities on the day. Most of them fell to Nicolas Jackson, but the 22-year-old did not have his shooting boots on. His performance was described by Alan Shearer as a “poor day at the office”. He has scored 13 goals in 37 appearances for Chelsea this season. Nicolas Jackson leaves Stuart Pear…