"It's not an aircraft" — Valentich, then 17 seconds of metallic scraping, then g

Oct 21 1978. Frederick Valentich, 20, flying a Cessna 182 over Bass Strait toward King Island. Calls Melbourne ATC saying there's an aircraft 1000ft above him with four bright lights, it's pacing him, it 'isn't an aircraft.' Says his engine's running rough. Last thing on the tape is him saying it's ……