PUERTO CACHICAMO, Colombia-The pandemic closed the only school in this remote hamlet, long a stronghold for Marxist guerrillas. With no internet connection for virtual classes, 16-year-old Danna Montilla told her family she was leaving to find work, but instead authorities say she joined a narco-trafficking rebel group.

Last month, Colombia's military bombarded the group's jungle camp, killing Danna, another underage girl and 10 others. Residents here said her death underscored a grim reality: Armed gangs have found fresh recruits from an ample pool of youths who, like Danna, have been out of school because of the coronavirus pandemic.

[continues 1200 words]