Deadly bomb and drone attacks in two different regions of Colombia were being linked to the government's war on narcotrafficking by former FARC rebels.

A car bomb and a separate attack on a police helicopter in Colombia killed at least 17 people Thursday, according to authorities. President Gustavo Petro attributed both attacks to dissidents of the defunct Revolutionary Armed Forces of Colombia,

Colombia has been rocked by one of its deadliest coordinated attacks in recent years, leaving at least 17 people dead. Authorities say dissidents of the defunct FARC rebels launched two brutal strikes: a car bomb outside a military aviation school in Cali and a drone attack on a police helicopter in Antioquia.