Rest in Peace Anatoly Gerashchenko, former head of the Moscow Aviation Institute.
Not sure if "flying" is the appropriate term to use here even in translation.
Anatoly Gerashchenko: Putin Ally Dies In 'Mysterious' Circumstances; Top Aviation Scientist Plunges To His Death From A Great Height
Gerashchenko, who served as the rector of the Moscow Aviation Institute from 2007 to 2015, plunged to his death from a great height.www.ibtimes.sg
Huh? That is suspiciously mundane cause of death but unless they release an autopsy report we would never know for sure.