New Delhi, March 19 -- Unidentified drones have been detected flying over Fort Lesley J. McNair, the Washington Army installation where Secretary of State Marco Rubio and Defense Secretary Pete Hegseth reside, raising urgent security concerns at the highest levels of the US government, the Washington Post reported.

The sightings - multiple drones observed on a single night within the past ten days - triggered an emergency White House meeting and prompted officials to consider relocating both secretaries, according to three people briefed on the matter. As of the latest reports, neither Rubio nor Hegseth has been moved.

Investigators have so far been unable to determine the origin of the drones, two of the briefed individuals to Washingt...