Chelsea is to sign English winger Jamie Gittens from Borussia Dortmund. That's according to the German club which said that “all parties involved agreed in principle” in Florida and that contract details were being finalized.

On the eve of their Club World Cup semi-final showdown with Real Madrid, Borussia Dortmund have confirmed the high-profile sale of English winger Jamie Gittens to Chelsea for €55 million.The

This seems a bit strange in a way, but Borussia Dortmund have today announced that they have “agreed in principle” a transfer deal with Chelsea for Jamie Gittens, but also that the deal isn’t actually done yet,