The headlines don't match the quotes. The media have inferred that because it appears to not be a technical problem with the aircraft or engines, it must have been a deliberate act. That's a big leap. Hopefully the CVR can illuminate that..
My questions, if a pilot was standing, became incapacitated and fell forward, could they fall on the yoke such that it would put the aircraft into a near vertical attitude?
If you had an aircraft in a near vertical attitude with an incapacitated person on the yoke, how difficult would it be for the other pilot(s) to remove the incapacitated person and regain control ?
(SLF and Chartered Engineer working in aerospace)