Also, found this: Daily Mail UK Andreas Lubitz had to STOP training because he was suffering depression and 'burn-out'. German police make 'significant discovery' at his flat
http://www.dailymail.co.uk/news/article-3012053/Andreas-Lubitz-Germanwings-flight-9525-French-alps-crash-French-alps-Germanwings-plane-crash-Airbus-A320-Barcelonnette.html