terrorist connections, any connection to any terror organizations. we know he trained for lufthansa in bremen, germany and trained in arizona. itit's very puzzling and disturbing. so at this opinion investigators have gone into his family's home in germany, trying to piece together, get any clue about why he did what he did. >> john, thank you very much. we're now getting a word that all major german airlines are going to change their flight rules effective immediately, putting two crew members in the cockpit at all times. former army helicopter pilot amber smith says that's a start, but as i understand it amber, that's supposed to be the case certainly dome include in the united -- domestically in the united states and i've often seen one pilot leave the cockpit and one remains. are they going to crack down on this? >> the united states has been the global leader in terms of these safety precautions and