Diego Costa grabbed Chelsea's third before halftime after Nemanja Matic was left unmarked to head a corner into the path of the striker.
Chelsea's Pedro , left, vies with Everton's Ramiro Funes Mori, behind, during the English Premier League soccer match between Chelsea and Everton at Stamford Bridge stadium in London.(Photo | AP)
Chelsea's Diego Costa, left, competes for the ball with Everton's Phil Jagielka during the English Premier League soccer match between Chelsea and Everton at Stamford Bridge.(Photo |AP)
Chelsea's Eden Hazard has a shot on goal blocked by Everton's goalkeeper Maarten Stekelenburg during the English Premier League soccer match between Chelsea and Everton.(Photo |AP)
Chelsea's David Luiz, right, competes for the ball with Everton's Ross Barkley during the English Premier League soccer match between Chelsea and Everton at Stamford Bridge stadium.(Photo | AP)
Chelsea's Diego Costa celebrates scoring a goal during the English Premier League soccer match between Chelsea and Everton at Stamford Bridge stadium in London, Saturday.(Photo | AP)
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