Chelsea's Pochettino hails Aston Villa boss Unai Emery as ‘one of best in world’

Mauricio Pochettino described Unai Emery as “one of the best coaches in the world” ahead of Chelsea’s FA Cup fourth-round clash against Aston Villa at Stamford Bridge.Chelsea booked their place in the Carabao Cup final on Tuesday and they will look to advance in another competition against Premier League high-flyers Villa on Friday.Villa side sit five points behind leaders Liverpool in the league and have been rejuvenated under Spanish boss Emery since he joined from Villarreal in 2022.