This UFO sighting has been spotted flying close to a passenger plane, it is hard to see the UFO but it is located near the end of the wing, the eyewitness stated it was small but moving very fast and said that it was constantly following the plane.

UFO Sighting Description - Disc Shaped UFO
Location - France
Colour - Grey
Size - Small 10ft - 20ft
Location - France
Colour - Grey
Size - Small 10ft - 20ft