At Lufthansa's technical training center in Hamburg, trainees need sharp eyes. When it comes to aircraft upkeep, not even the tiniest nuts and bolts can be overlooked. The aim is to teach perfect maintenance procedures.
Lufthansa head Carsten Spohr has said it will take time to establish in detail what happened to flight 4U9525. French magazine Paris Match and German daily Bild claim to have flight footage retrieved from a mobile phone.
Questions are being asked about the mental health of a co-pilot thought to have deliberately crashed a Germanwings plane. But pilot aptitude tests are designed to weed out such cases, expert Michael Müller tells DW.
The boss of German airline Lufthansa has said he is "stunned" that the co-pilot of the downed Germanwings flight appeared to have deliberately crashed the plane. Chancellor Angela Merkel has expressed similar sentiments.
In his hometown of Montabaur, everyone has been talking about Andreas Lubitz. The townspeople have expressed complete shock over the tragedy.