documents only the latest revelation about record-keeping. c in n has reported trump repeatedly ripp ped up document we re discovering toilets were clogged, and when engineers went to see what was happening, there were wads of clumped up paper, apparently notes or documents. reporter: mcmaster told cnn when he was in the white house, his staff had a fool-proof system for their own record-keeping. the staff is running things well. everything is logged in. i can t speak about what happened after i left. reporter: the justice department has not said whether it s investigating this. a spokesperch for donald trump did not return cnn s request for a comment. donald trump, though, has denied the toilet flushing episodes. i do want to note i spoke with a source familiar with all of this who said this has not been resolved fully and the national