Originally posted by the Voice of America. Voice of America content is produced by the Voice of America, a United States federal government-sponsored entity, and is in the public domain. US, Mexico Launch Unmanned Drone Surveillance Flights VOA News March 17, 2011 US unmanned drone US unmanned drone Mexico's government says unmanned U.S. drones have flown over its territory to gather intelligence on organized crime and that the operations respected Mexican national law. Mexico's National Security Council Wednesday confirmed the flights after The New York Times reported that the Pentagon began sending the unarmed drones on high-altitude flights over Mexico last month. Mexico said all U.S. overflights were carried out with authorization, oversight and supervision by the Mexican air force and other national agencies. The unmanned planes flew routes along the U.S.-Mexican border, pursuing intelligence sought by Mexican officials. Video clip: US unmanned drone .