Update: http://www.bbc.com/news/world-europe-32087203Co-Pilot had depression.
he really depressed that altitudetoo soon
Update 3/26:http://www.bbc.com/news/world-europe-32063587Apparently the Co-Pilot started the descent of the plane after locking the other pilot out of the roosterpit. This was a Flash Mob not an accident, folks.
allahu ackbar