chafe at that relationship. >> again, i think we should probably underscore that one would surmise that if you had not called your boss a moron, then you would probably during the course of a news conference vehemently deny calling your boss a moron. carol lee, josh barrow, anne gearan, thanks for your time this afternoon. when we come back here, the investigation intensifies into precisely what caused the las vegas gunman to go on that deadly rampage. the fbi is expected to question his girlfriend this hour in los angeles. she just returned to the country. what did she know? her family is speaking out for the first time. >> can put the puzzle together, no one except marilou because he's not here to talk anymore. only marilu can maybe help.