Barcelona's defender Gerard Pique puts his hand to his head after clashing with Chelsea's Ivorian forward Didier Drogba on April 24. Pique left hospital Wednesday after being kept in overnight for an ... more 

Barcelona's defender Gerard Pique puts his hand to his head after clashing with Chelsea's Ivorian forward Didier Drogba on April 24. Pique left hospital Wednesday after being kept in overnight for an accidental bash to the head during the Champions League defeat to Chelsea, the club said less