At the risk of sounding conspiratorial, could it have been purposeful? For what reason, I do not know, but I'll bet Ascent or Director could come up with a good theory.
I notice spelling mistakes all the time in the mainstream press and political communications, but this is prominent - major news outlet with a major news headline of a major corporation, not some misspelling on page 2 of the report.
(Interestingly, "Chervon" is a Chinese company)