Mexico President Claudia Sheinbaum said Wednesday that surveillance drone flights by the U.S. government over Mexico are occurring in collaboration with and at the request of her government. They come as U.

The CIA under President Donald Trump has been covertly flying MQ-9 Reaper drones over Mexico to spy on drug cartels, current and former officials familiar with the matter told CNN, part of Trump’s dramatic reorientation of national security assets to the US southern border.

The covert program, begun during the Biden administration and stepped up by President Trump, is hunting for the location of fentanyl labs.