Protestors set up make-shift camps in Catalunya Square in Barcelona during the summer of 2011 to protest high unemployment rates and government austerity measures.

Families gather in Catalunya Square in Barcelona on June 18, 2011 to demonstrate against high unemployment rates and government austerity measures.

Demonstrators gather in Catalunya Square in Barcelona on June 18, 2011 to protest high unemployment rates and government austerity measures.

Demonstrators create placards during demonstrations against high unemployment rates and government austerity measures in Catalunya Square in Barcelona on June 18, 2011.

Demonstrators gather in Catalunya Square in Barcelona on June 18, 2011 to protest high unemployment rates and government austerity measures.

Demonstrators gather in Catalunya Square in Barcelona on June 18, 2011 to protest high unemployment rates and government austerity measures.

Demonstrators gather in Catalunya Square in Barcelona on June 18, 2011 to protest high unemployment rates and government austerity measures.

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Tucsonans attend a moonlight vigil commemorating the one-year anniversary of the January 8, 2011 shootings in Tucson, Arizona.

During a vigil commemorating the one-year anniversary of the January 8, 2011 shootings in Tucson, Arizona, a woman pauses to reflect.

Tucsonans attend a moonlight vigil commemorating the one-year anniversary of the January 8, 2011 shootings in Tucson, Arizona.

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Jean Gianacaci wears a wristband for Christine's Hope for Kids, a foundation created in honour of her daughter who died in the 2010 earthquake in Haiti.

Lauren Bruno cries on the shoulder of her sister, Amarie, during a memorial service at Lynn University on Florida. Their father, Richard, was killed in the 2010 earthquake in Haiti.

Jennifer Pierreive, right, and other members of the Heavenly Singing School, attend a vigil and prayer service on the eve of the one-year anniversary of the Haitian earthquake at Manno Sanon stadium in Miami on January 11, 2011.

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Members of the St. Clement Catholic Church in Ft. Lauderdale, Florida attend an evening memorial Mass on the one-year anniversary of the 2010 Haitian Earthquake.

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Officer Christopher Dennison, left, searches the pockets of Owen McNutt during a traffic stop in Tucson, Ariz., on Friday, February 23, 2010. McNutt was later charged with parole violations and possession of a dangerous substance.