Chelsea open talks to sign wantaway star ahead of Liverpool and Man Utd

Chelsea have entered into transfer negotiations (Picture: Getty)Chelsea have opened talks with Borussia Dortmund as they look to secure another new summer signing for Enzo Maresca.The Blues have spent over £1bn on new signings in recent years and continued their big spending last month by agreeing deals for Sporting Lisbon stars Geovany Quenda and Dario Essugo.Chelsea are expected to be one of the busiest teams in this summer’s transfer window, with a new striker and goalkeeper on M