Guns & Cocaine: Colombia's Narco Wars

After a 2016 peace deal following a 50-year civil war, Colombia has once again become engulfed in violence, as guerrilla groups battle for control of coca fields and lucrative smuggling routes. In the past year alone, more than 50,000 people have been forced from their homes and civilians face the daily threat of killings, forced recruitment and displacement. Guillermo Galdos travels deep into the Catatumbo region to understand the fight for cocaine production and gains rare access to Colombia's special forces as they launch operations against guerrilla fighters.