Egyptian authorities have a history of fitting the the facts to whatever theory is politically correct.
Egypt Air Flight 990 ...
"The two investigations came to very different conclusions: the NTSB found the crash was caused by deliberate action of the relief first officer Gameel Al-Batouti;[1] the ECAA found the crash was caused by mechanical failure of the aircraft's elevator control system"
https://en.wikipedia.org/wiki/EgyptAir_Flight_990