Of all the tasks at the door of the recruitment team this summer at Chelsea, replacing one of their top players of the last four seasons is clearly high up the list. The Blues have said goodbye to Thiago Silva after a sensational spell at the club, where he remained a starter just months ahead of his 40th birthday. He has now returned to Brazil and Flamengo, where healready broke a football record in his country for the amount of people who showed up to his unveiling. Silva’s departure not only leaves a void of a talented player at the back, but also a leader amongst a relatively inexperienced…