The Spanish giants are one of only three teams to have remained unbeaten in Europe this term. Alex Mott looks at why that won't last much longer.
Tata Martino is convinced that the world player of the year will get back to his best, despite not scoring in four matches for the Spanish giants.
The Chilean forward has claimed that the Catalan club will not make the same mistake at San Siro again.
A round-up of news and views relating to Chelsea ahead of the match tonight.
Southampton have struggled to get going since their return to Premier League, with a harsh run of fixtures at the start of the season meaning they have had to play catch up all year.