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,

A wave of attacks by armed groups across Colombia this year has left Colombians fearing a return to the country’s more violent past.