Chelsea given Havertz deadline Talk of deadlines imposed by the potential selling club has already been a big factor in one high-profile transfer saga this summer, with Borussia Dortmund trying to lay down the law to Manchester United in that respect. Now the summer's other big transfer story has one too, with The Mirror suggesting that Bayer Leverkusen have given Chelsea until August 28 to wrap up a deal for top target Kai Havertz. That's just before Peter Bosz's beaten Europa League quarter-finalists ramp up preparations for the new Bundesliga campaign, which begins on September 18.