Des Moines, UNITED STATES
An Occupy Des Moines protester yells as he is arrested by police officers after blocking the entrance...
An Occupy Des Moines protester yells as he is arrested by police officers after blocking the entrance of Republican presidential candidate and former Massachusetts Governor Mitt Romney's office in Des Moines, Iowa December 28, 2011. REUTERS/Joshua Lott (UNITED STATES - Tags: POLITICS BUSINESS CIVIL UNREST)