The Spanish right-back is manager Andre Villas-Boas' next target after signing the former Bolton man, and he could arrive at Stamford Bridge for around £12 millionhere.
Manager Andre Villas-Boas has turned his full attention to the Spanish right-back after finally completing the signing of the England international in a move to bolster his defence even further.
It is understood that talks have begun about bringing the 22-year-old to Stamford Bridge and the defender has confirmed the club are interested.
He told reporters: "Chelsea need to talk about this with Marseille. At the moment I have a contract until 2014 and I am 100 per cent focused on my club."
The Spain under-21 star is thought to be available for around £12 million.
How do you stay up to date with football when on the move? With http://m.goal.com – your best source for mobile coverage of the beautiful game.