Chelsea have one of the best youth systems in world football, with several academy graduates going on to have successful careers. The likes of Reece James, Trevoh Chalobah, Levi Colwill and Conor Gallagher all progressed from the club’s academy to the first team. Meanwhile, Nathan Ake, Fikayo Tomori and Marc Guehi are among the many former Chelsea youth players who are now excelling at other clubs. Cobham’s main objective is always to develop players for the senior squad, though, and there are a number of youngsters looking to make that leap in the near future. The Chelsea Chronicle takes a lo…