Hostile UFO takes down plane in secret 1985 Pentagon video

This is said to be a top secret UFO video that has been kept under wraps for decades until it being leaked by a former Pentagon employee known only as "Person X".

According to the uploader on Rumble this is just one clip from hundreds of videos that have been preserved behind-closed-doors and are said to be associated with a secret Pentagon initiative known as the 'Advanced Aerospace Threat Identification Program".

Evidence of ET or an overactive imagination? You decide...