As reported
Unspecified over Cleveland Artcc, OH
A witness account on file, unevaluated. Most of the archive rests here, and honestly so.
The report, as filed
FAA controller calls to recount event of commuter airliner near Saginaw, MI. Says pilot reported pulsing ball of light ahead of a/c.
Held as-reported from National UFO Reporting Center. Witness text is preserved verbatim, including its spelling; nothing is edited beyond formatting.