A stall is caused by many things, pilots fault is onlyone of them. and that is the most common used explaining used also. Leaving the familyes of the pilot in a very difficult situation.
This is a cargo plane, what if the center of gravity was misjudge, once take off you cannot do anything, the nose rise up and whatever you do it will still nose up.
The cargo could moved backwards due to mishap on the cargo secure equipment.
Never ever blame the pilot if it is not proven
