1. Was the crash an accident?
2. How did the co-pilot crash the plane?
3. How much time passed between the pilot leaving the cockpit and the crash?
4. Why couldn’t the pilot get back into the cockpit?
5. What safety policy is put in place in the US so that someone can’t just crash the plane on by themselves?
6. Why did nobody suspect that the co-pilot would crash the plane?
7. Are all psychological tests for each and every pilot the same?
8. When does the psychological screening happen?
9. Did friends and family expect the co-pilot to crash the plane?