1: ( CNN ) Germanwings co-pilot Andreas Lubitz was hiding an illness from his employers and had been declared  unfit to work  by a doctor , according to German authorities investigating what could have prompted the seemingly competent and stable pilot to steer his jetliner into a French mountain . 2: But the fact that investigators found  ripped , recent medical leave notes , including for the day of the offense , leads to the preliminary conclusion that the deceased kept his illness secret from his employer and his professional environment ,  prosecutors said . 3: Ripped medical-leave notes found at his home indicate co-pilot hid an illness , officials say .
1: Germanwings co-pilot Andreas Lubitz 2: the deceased 3: co-pilot