Croatian professional footballer, Mario Pasalic has penned a new 3-year deal with Chelsea.
The 24-year-old central midfielder re-joined Atalanta on a season-long loan.
Pasalic spent last season on loan at Atalanta.
He helped the Italian club finish third in Serie A, scoring eight goals and providing three assist in 42 match appearances.
Meanwhile, Pasalic joined Chelsea in 2014 from Hajduk Split, he has made 10 match appearances for Croatia senior team.