The Lubitz family defends their son at a press conference. Ten years after the accident, experts are examining the aircraft's computer system for clues to an alternative cause.

The authorities announce that co-pilot Andreas Lubitz crashed the plane intentionally. Why did he take 149 people with him to their deaths? The media speculate about his motive.

After the crash of Germanwings Flight 9525 in the Alps, journalists, investigators and the relatives of the victims are faced with a mystery. Why did an intact plane fly into a mountain?