article_snippet.sent: Investigators believe co-pilot Andreas Lubitz locked co-pilot Andreas Lubitz captain out of the cockpit and deliberately crashed a plane into a French mountainside on March 24, killing all 150 people on board.
article_snippet.sent: In charge: Investigators believe co-pilot Andreas Lubitz (pictured) locked co-pilot Andreas Lubitz ( captain out of German pilots' union Vereinigung Cockpit and deliberately flew a plane into a French mountainside on March 24, killing all 150 people on board .
highlights_snippet.sent: Co-pilot deliberately crashed jet last month in Alps killing all 150 on board .
  