suzanne candiotti live tonight with details on just what the fbi is investigating. >> reporter: the fbi is calling this a high priority and is digging in its heels. this is going to be a broad ranging investigation. in fact, they're going to be looking into some of the very same things they were looking at in the uk. looking at phone records, looking at voice mails here in the united states, to see whether any employees or associates may have hakd into these records to see if they could get any information about 9/11 victims or their families, john. >> susan, preliminary inquiry. do they have any evidence or suspicions and complaints? >> reporter: they do have suspicions and complaints, to say the very least. in fact, there have been some reports that a former police officer, investigator, was asked by news corp, there is a news story to that effect, to look into phone records but that he said he wouldn't do it. they do have some things to work with. certainly there have been a wide ranging number of calls by members of congress to look into this and 9/11 families as well. >>> democrati