Members of student groups and labor unions burn a mock U.S. flag in Cartagena

 
Members of student groups and labor unions burn a mock U.S. flag in Cartagena
Members of student groups and labor unions burn a mock U.S. flag while staging a protest demonstration as the Americas Summit was being held, in Cartagena April 14, 2012. Heads of state are meeting here from April 14-15. REUTERS/Ricardo Moraes (COLOMBIA - Tags: POLITICS BUSINESS)