He will become Chelsea manager Jose Mourinho's second signing following the arrival of Germany forward Andre Schuerrle from Bundesliga side Bayer Leverkusen last month.
Chelsea striker Fernando Torres will be out for three weeks after suffering a knee injury in the 4-0 Champions League Group E victory over Steaua Bucharest in Romania, the club said on Wednesday.
Chelsea striker Fernando Torres will not be fit to join the Spain squad next week after injuring his knee during the Champions League win over Steaua Bucharest, manager Jose Mourinho has said.
Atletico Madrid celebrated like they had won the trophy after reaching the Champions League quarter-finals by edging past PSV Eindhoven 8-7 on penalties on Tuesday following 210 goalless minutes in their last-16 tie.
Keeper Simon Mignolet proved the shootout hero as Liverpool reached the League Cup final on penalties after a gripping last-four second leg tie at Anfield ended 1-1 on aggregate on Tuesday.
Kurt Zouma and Eden Hazard scored the goals the goals in a match that saw Diego Costa play central character.
Ten-man Premier League leaders Leicester City lost at title-chasing Arsenal, while La Liga pacesetters Barcelona crushed Celta Vigo and Juventus took over from Napoli at the top of Serie A by edging their rivals.
A summary of the results of the football matches played across Europe on Sunday