Military and intelligence officials say they remain baffled by unusual, unidentified aircraft that have been encountered in recent years off both coasts of the United States.

Many of the objects have been referred to as drones, but that is not what Pentagon investigators have been telling the chain of command behind the scenes.

Naval Air Station Oceana is the center of airpower on the east coast of the United States. It is a sprawling naval air station in Virginia, home to the best aviators in the world.

Since at least 2014, F-18 pilots flying into the zone designated W-72 have reported encounters with a bizarre array of unknown, unidentified objects and aircraft, positioned directly in their daily flight paths.

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