A protester carries a flag with an image of Guevara near a wall surrounding the Old City in Cartagena

 
A protester carries a flag with an image of Guevara near a wall surrounding the Old City in Cartagena
A protester carries a flag with an image of the late Argentine rebel Ernesto "Che" Guevara near a wall surrounding the Old City in Cartagena April 14, 2012. Members of student groups and labor unions staged a protest during the sixth Summit of the Americas, as heads of state meet in Cartagena from April 14-15. REUTERS/Ricardo Moraes (COLOMBIA - Tags: POLITICS CIVIL UNREST)