The United States Federal Aviation Administration (FAA) issued a notice at approximately 1:00 AM UTC on January 17, 2026, directing pilots to exercise caution in the airspace over Mexico and Latin American countries due to planned military activities and interference with navigation systems. The advisory, reported by UHN Plus on X over the past hour, follows warnings from the Trump administration to the government of Mexican President Claudia Sheinbaum demanding tangible results in combating narcoterrorism. No specific details on the timing or scope of the military activities were provided in the FAA notice, according to the UHN Plus report.