Thomas Tuchel makes Kalidou Koulibaly admission and sets out Chelsea plan to defeat Everton
Thomas Tuchel hailed Kalidou Koulibaly as a "strong personality, a strong player" after Chelsea's 3-1 pre-season victory over Udinese – and the Blues head coach also laid out how he will prepare his players for the Premier League opener against Everton at Goodison Park.