Disabling the door's keypad preventing his fellow pilot from re-entering. the black box reveals he programmed the plane's deadly descent descent. it recorded the screams of passengers in the final minutes. they were innocent people this relative said. if lubitz was ill, the company should have been aware. the families were brought to the bottom of the mountain. >> this may be as close as they can get to their loved ones' final resting place. >> reporter: stars and stripes for the three americans killed. the third victim robert oliver named last night. among the european airlines that are now a...