Trevoh Chalobah has posted a message on social media after Chelsea’s £5m player joined first-team training in pre-season. The Chelsea squad is currently working at the club’s training ground during this second week of the pre-season schedule. Blues head coach Enzo Maresca will be working tirelessly to try get his ideas and football philosophy across to the group of players. In a video on Chelsea’s official website, Maresca tells Noni Madueke to take less touches during a training exercise at Cobham. The players get to try put their work into practice with the first pre-season match next Thursd…