Title holders Chelsea cruised to a 2-0 victory over Lille in a Champions League last 16 first leg game on Tuesday while Dusan Vlahovic had a dream debut into the elite event in Juventus’ 1-1 draw at Villarreal. Germany’s Kai Havertz headed home eight minutes into the game which saw Chelsea striker Romelu Lukaku benched, and American Christian Pulisic got the second to leave the Blues in control of the tie. In Villarreal, Serbia international Vlahovic scored 31 seconds into his debut, according to UEFA, after an €80 million ($91 million) January move to Juve from Fiorentina. But Dani Parejo lev…