Colombian students carry a banner of Che Guevara during a protest in Bogota

 
Colombian students carry a banner of Che Guevara during a protest in Bogota
Colombian students carry a banner of Che Guevara during a protest in Bogota April 7, 2011. Thousands of students and teachers marched in a nation wide protest against the education government's reform of public universities, student organizations reported. REUTERS/John Vizcaino (COLOMBIA - Tags: CIVIL UNREST POLITICS EDUCATION)