A boy retrieves his bicycle from the rubble on Nov. 12 after his house was destroyed in an attack by the FARC rebels on a police station in the town of Suarez, in Colombia's Cauca state.

Residents look at a home that authorities say was damaged by homemade grenades, allegedly thrown by rebels of the Revolutionary Armed Forces of Colombia, or FARC, in Suarez, in Colombia's southern state of Cauca, on Nov. 12.

A police officer, left, carries the remains of a homemade grenade allegedly thrown by rebels of the Revolutionary Armed Forces of Colombia, FARC, near a police station in Suarez in Colombia's southern state of Cauca, Nov. 12.

A man stands in the middle of the rubble on Nov. 12 after an attack by FARC rebels on a police station destroyed his house, in the town of Suarez, in Colombia's Cauca state.

Nasa Indians charge a soldier in Toribio, southern Colombia on July 17. Dozens of Indians attacked half a dozen soldiers guarding communication towers on the outskirts of the town.

Indigenous natives drag Colombian army sergeant Rodrigo Garcia out of his military post on Mount Berlin in Toribioon July 17, 2012.

Nasa Indians drag off a soldier in Toribio, southern Colombia on July 17.

A soldier tries to stop another from shooting in the air.

A soldier is attacked by indigenous trying to evict them from a military control base in El Alto del Berlin mountain in Toribio, Cauca, Colombia

Army sergeant Rodrigo Garcia leaves with tears in his eyes after he was forced out of his military post on Mount Berlin on July 17, 2012.

Residents and police officers rush to the site where a bomb exploded outside a police station in Tumaco on Colombia's southern Pacific coast on Feb. 1.

Students of a primary school take shelter under their desks in the schoolroom during a drill, in Toribio, department of Cauca, Colombia on July 25. The school is located near the heavily fortified local police station and has 600 students who have to take cover every time the FARC guerrillas attack and the bullets start flying by. Therefore the teachers are forced to give them also survival lessons as an extracurricular subject.

Students of a primary school abandon their schoolrooms to take refuge in a safe place during a drill, in Toribio, department of Cauca, Colombia on July 25.

A bullet hole on a wall of a primary school in Toribio, department of Cauca, Colombia on July 25.

In this Nov. 21, 1951 file picture, sixth grade students crouch under or beside their desks along with their teacher, Vincent M. Bohan, left, as they act out a scene from the Federal Civil Defense administration film "Duck and Cover" at Public School 152 in the Queens borough of New York City. Even before the March 11 earthquake and resulting tsunami that led to the current Japanese nuclear crisis, Americans were bombarded with contradictory images and messages that frighten even when they try to reassure. It started with the awesome and deadly mushroom cloud rising from the atomic bomb, which led to fallout shelters and school duck-and-cover drill.