City flags at half-mast for National Day of Mourning (Workers' Mourning Day)

BOGOTA, COLOMBIA – On Saturday afternoon, the southern stretch of Colombia’s sprawling Pan-American highway was packed with vehicles ferrying farmers and Indigenous villagers. But soon after midday, an improvised explosive device tore through over a dozen cars and minibuses trapped in an illegal roadblock. At least 20 people were killed, with another 56 injured, making it one of the deadliest terrorist attacks in Colombia’s recent history. Authorities were quick to identify the culprits: the Central General Staff (known as EMC), an offshoot of the now-defunct Revolutionary Armed...