The father of Andreas Lubitz has chosen to mark the second anniversary of the crash by saying his son was not responsible, was not depressed, and instead the father and a journalist plan to hypothesise that the son was incapacited by carbon monoxide fumes in the cockpit.
Unsurprisingly this has drawn criticism from the bereaved families, and possibly from other members of the Lubitz family.
Germanwings crash families angered by pilot's father - BBC News