Drone came dangerously close to Alitalia jet landing in New York . CNN Explains : U.S. drones . FBI appeals for public 's help in finding the drone 's owner . Drone was no more than three feet wide with four propellers , Drone says . Radio communications indicate pilot spotted drone on last year afternoon .
Drone came dangerously close to Alitalia jet landing in New York . FBI appeals for public 's help in finding the drone 's owner . Drone was no more than three feet wide with four propellers , Drone says . Radio communications indicate pilot spotted drone on last year afternoon .