"A foreign national operating [a drone] raises a concern ... over the influx of mysterious drones flying throughout American airspace, specifically over sensitive military sites.

For nearly seventy years, the F.A.A.’s experimental safety lab near Atlantic City has run turbulence tests, set fire to seat ...

China last year sent more drones to probe Japanese airspace than in any previous year, part of an overall increase in scrambles against foreign military aircraft, according to Japan’s Joint Staff.