Debris from crashed Germanwings Airbus A320 are seen in the mountains, near Seyne-les-Alpes

Debris from crashed Germanwings Airbus A320 are seen in the mountains, near Seyne-les-Alpes, March 24, 2015. French investigators on Wednesday searched for the reason why a German Airbus ploughed into an Alpine mountainside, killing all 150 on board including 16 teenagers returning from a school trip to Spain. Picture taken March 24, 2015. REUTERS/Thomas Koehler/photothek.net/Pool TPX IMAGES OF THE DAY