A demonstrator is detained by police officers during clashes at the general strike in Barcelona, Spain. Clashes with police led to 58 people detained and nine injuries. (AP)Demonstrators clash with a riot police during the general strike in Barcelona. (AP)

Demonstrators shout slogans during clashes with police in a general strike in Barcelona, Spain. (AP)

Another shot of demonstrators shouting slogans against police in Barcelona, Spain. (AP)

A bank is seen damaged by demonstrators in Barcelona, Spain. (AP)

Firefighter extinguish a fire at a cafe after it was stormed and burnt by demonstrators in Barcelona, Spain. (AP)

A demonstrator throws stones to a police van during clashes in Barcelona, Spain. (AP)

Women react as they try to scape from clashes between demonstrators and police in Barcelona, Spain. (AP)

Demonstrators are seen next to burnt trash containers during clashes in Barcelona, Spain. (AP)

A demonstrator is seen next to a cafe burning and stormed by demonstrators during clashes in Spain. (AP)

Demonstrators clash with a riot police during the general strike in Barcelona. (AP)