article_snippet: The flight recorder showed that Patrick Sonderheimer repeatedly knocked on the door of the cockpit as the plane began to descend.
article_snippet: The latest revelation came after the final moments of the flight, were described in horrific detail by Marseille prosecutor Brice Robin.
article_snippet: Marseille prosecutor Brice Robin said that earlier in the flight
article_snippet: Marseille prosecutor Brice Robin said: 'We hear the pilot asking the co-pilot to take over and We hear the sound of a chair being pushed back and a door closing
article_snippet: A transcript recovered from the black box of the plane's final 30 minutes reveals that for the first 20 minutes the two pilots talk in a 'normal fashion', according to Mr Robin.
article_snippet: Preparation for the plane's arrival can then be heard in the cockpit.
article_snippet: It is at this point the pilot asks Lubitz to take over, a chair is pushed back and the door closes.
article_snippet: During this descent, the pilot can be heard trying to break the cabin door down and alarms go off - indicating the plane's close proximity to the ground.
article_snippet: Mr Robin added: 'So the plane becomes a priority for a forced landing. '
article_snippet: We hear the pilot asking the co-pilot to take over and We hear the sound of a chair being pushed back and a door closing
highlights_snippet: Black box voice recorder reveals chilling final moments of Airbus A320 .
  
highlights_snippet: Black box recorded co-pilot breathing calmly as he smashed jet into Alps .
  