Enzo Maresca has just singled out one Chelsea man as an important player in the squad following the pre-season loss versus Manchester City. Chelsea’s pre-season tour of the United States continued on Saturday night, this time losing by a 4-2 scoreline to Premier League champions Manchester City. The Blues were punished numerous times for sloppiness on the ball, which led to goals from Erling Haaland (three) and Oscar Bobb. There’s a lot of talented centre-halves on the books at Stamford Bridge, but new Chelsea boss Enzo Maresca is just trying to work out his best combination as he trials sever…