Barcelona lost 1-0 in San Sebastian on Sunday but all the focus has been on a controversial decision to rule out an effort by Lewandowski

Barcelona suffered a shock 1-0 LaLiga defeat at Real Sociedad on Sunday that ended their seven-match winning streak in all competitions as Sheraldo Becker scored for the Basque side in the first half.

Barcelona will look to restore their 9-point advantage at the top of La Liga on Sunday as they head to the Basque Country to take on Real Sociedad. The visitors will be aiming for a fifth straight league victory as they look to respond to second-placed Real Madrid's 4-0 win over Osasuna yesterday.