Germanwings co-pilot Andreas Lubitz had to STOP his training because he was depressed and suffering 'burnout' | Daily Mail Online
Good article
Police found something at his house of importance
His 'leave' or 'break' was for mental health issues
The door was not locked bybaccident or inadvertantly
It was deliberate as were the control inputs
He locked the door and changed the alt setting within secs of the cpts exit
We know what happened
We will never know WHY