As reported

Oval over Central U. S. (In-Flight; Chicago Totampa Bay)

A witness account on file, unevaluated. Most of the archive rests here, and honestly so.

The report, as filed

I saw a green ufo while in a airplane between Chicago and Tampa Bay.

Held as-reported from National UFO Reporting Center. Witness text is preserved verbatim, including its spelling; nothing is edited beyond formatting.