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

Chelsea have agreed a deal to sign English winger Jamie Gittens from Borussia Dortmund, the Bundesliga club said on Thursday, with the 20-year-old set to sign a seven-year contract in a move reportedly worth 55 million pounds ($75.