Mysterious drones flying over the US East Coast have sparked concern ... planes that take off from the highly congested New York City airports every day aren't more mystery drones.

NEW YORK (WABC) -- Recent reported sightings of drones flying over New Jersey at night have raised concerns about safety and privacy, but how do you know if what you are seeing is a drone?

and a spokesperson told us the department “has not had any reports of any unauthorized drones or unauthorized aircraft flying over the city.” This is not to say anyone who claims to have seen ...