Chelsea manager Enzo Maresca will take charge of his first game on Wednesday as the Blues take on Wrexham. Maresca’s side will face five teams in the USA, including Wrexham, as part of their pre-season tour. Summer friendlies are always exciting but even more so when there is a new manager. Chelsea fans will finally get an idea of the Italian’s preferred style of play, formation and players. Wrexham have just been promoted to League One – the third tier of English football – so this is a game that the Blues should win convincingly. Indeed, Mauricio Pochettino’s side beat them 5-0 in North Caro…