Colombia endured one of its bloodiest days in recent months on Thursday after a police helicopter was shot down in Antioquia and a car bomb ripped through the city of Cali, killing at least 13 people and injuring dozens more.

A police helicopter attack in Colombia's Antioquia region has left 12 officers dead. Colombian President Gustavo Petro blames FARC dissidents for the drone strike.

Easy to access and employ, weaponized drones pose a rapidly increasing threat to combat helicopters around the globe.

The explosive attack on a military base in Cali and the downing of a police helicopter in Antioquia, both by FARC dissidents, have highlighted the nation’s instability

At least 13 people were killed and more than 20 injured in Colombia, a car bomb and the downing of a police helicopter.

Colombia on Friday promised to counter the threat from "desperate" armed groups after twin guerrilla attacks killed 19 people and deepened the country's worst security crisis in decades. Defense Minister Pedro Sanchez huddled with top security officials in the tropical city of Cali,