![](https://flightsafety.org/wp-content/uploads/2017/07/openinggermanwings_may16.jpg)
The Germanwings first officer who intentionally flew his Airbus A320 into the ground in the French Alps had been diagnosed with a possible psychosis and given antidepressants days before the crash, but neither his employer nor civil aviation authorities were told about his mental state, crash investigators say.