Mauricio Pochettino named Chelsea manager, pledges to restore club's winning ways

Pochettino aims to bring Chelsea back to the top and create a positive atmosphere.
Chelsea is undergoing significant squad changes with more departures and signings expected.
Pochettino believes he has become a better coach and is excited to work with Chelsea's young squad.
Chelsea struggled last season and failed to qualify for Europe, leading to Boehly's dismissal.
Pochettino wants the team to show togetherness, care about the club and fans, and fight until the end.