On a special edition of Essential Football, Melissa Reddy, Paul Gilmour and Lyall Thomas join Ron Walker to look ahead to Mauricio Pochettino's impending appointment as Chelsea's third manager of the Todd Boehly era.Melissa and Paul explain the depth of the philosophy which made the Argentine such a successful figure at Tottenham Hotspur and Southampton, why he can re-energise a tired Chelsea and what he's learned from his time abroad at PSG.With a huge squad for Pochettino to deal with this summer, Lyall charts the task he has on his hands in the upcoming transfer window, who could be on their way out at Stamford Bridge and where he will want to see investment ahead of the new season.