"This action is purely precautionary; there are no threat to these sites," New York Gov. Kathy Hochul announced.

Residents of both states have been growing increasingly alarmed over the past month by unexplained bright lights in the nighttime skies and frustrated by a lack of answers.

The FAA issued a temporary flight restriction for drones over New York City, Long Island and parts of Westchester County. The restrictions are in effect until January 19.