The transfer window may not be open yet, but Chelsea have already got the ball rolling with regards to securing an exciting signing. The Blues have made quite a name for themselves in recent years when it comes to signing young stars. Now, Chelsea appear to be getting closer to securing the signature of a player who has been deemed a “generational talent”. The player in question is Palmeiras wonderkid Estevao Willian, one of the most highly rated young players in South America. On Wednesday, Fabrizio Romano claimed that Chelsea had reached verbal agreement with Estevao over a move to Stamford …