The 24-year-old arrived in London on Tuesday to discuss personal terms with Chelsea, after their £30 million bid for the German was accepted by Roma.
The centre-back has reportedly told the Blues he is eager to leave Italy after suffering racial abuse throughout last season.
Antonio Conte is looking to wrap up the deal after bids for other defensive targets, namely Virgil Van Dijk or Leonardo Bonucci, fell through. Chelsea have found a replacement for John Terry after their initial transfer frustration this summer.
SOURCE: BESOCCER
