investigation. they are only searching in a consulting role. whenever the malaysians ask for any help, the fbi can provide it. they haven't invited forensics teams and so on to come in and help. until the plane and wreckage is found, if that, indeed, is what happened to the plane, perhaps you might see a bigger role for u.s. and other invest digators. there are owe countries involved, france and britain thoechbritain. they are try tog find out any additional help. >> tom fuentes is former assistant director of the fbi. let's get into this flight simulator and its missing data. what exactly are authorities looking for? >> what they would do is something the forensic cyberinvestigators refer to as mirroring the hard drive, make an exact duplicate, which would