Aviation encounter — Northern Indiana — 1989-10-24

An airliner crew reported an aerial observation at or near Northern Indiana on 24 October 1989. The account reports that a boomerang-shaped object with a beam of light passed the plane. Source: Dominique F. Weinstein, Unidentified Aerial Phenomena: Eighty Years of Pilot Sightings (NARCAP TR-04, February2001), PDF page53, table row6.