A top military leader said cartel drones are so common at the southern border that the area has become a "sandbox" for testing counter-drone measures.

Gen. Guillot said that through JIATF 401, the US military is inviting industry partners to the border to show off their tech aimed at taking down adversary drones.

A top military leader said cartel drones are so common at the southern border that the area has become a "sandbox" for testing counter-drone measures.