Teenager is apparently a Chelsea fan, Jose Mourinho needs a long term replacement for Ashley Cole so this deal may well hold water.
Southampton may not be looking to sell such a talented player but have of course in the past opted to cash in on the likes of Gareth Bale, Theo Walcott and Alex Oxlade-Chamberlain.
The Saints want £20m for the 18 year old, will that be an obstacle to a Roman Abramovich bid?