Napoli-Chelsea, ongoing conversations for Mertens

Chelsea are serious about acquiring Dries Mertens. The London based club wants to bring him to the Premier League during this transfer window, there are ongoing conversations with Napoli to understand if there are the margins for a deal. Should Chelsea be able to sign Mertens, it would make it easier for Olivier Giroud to leave, the French striker is now a target for Tottenham.