La Liga leaders Barcelona fell to a 1-0 defeat at Real Sociedad on Sunday as they had a Robert Lewandowski goal controversially disallowed, with coach Hansi Flick labelling the decision a "big mistake".

A lot was said about the bizarre goal difference between Barcelona and Real Sociedad ahead of last night’s clash at Reale Arena. The former, after all, are La Liga’s top-scoring side while the

Barcelona travels to the Basque country to face Real Sociedad in hopes to continue its recent butchering of teams in both Spain and Europe.