investigators. what has he been saying? >> reporter: shortly after being and prehelped, he was interviewed and he said that this was a planned attack. he sold several of his personal belongings before booking a flight from anchorage, alaska to ft. lauderdale. we asked a source here at the ft. lauderdale airport about the leak of that video. they told us they would not comment except to say that it's being investigated now and the fbi is involved. it corroborates a lot of what we heard from investigators. he apparently arrived here in ft. lauderdale, retrieved from one of his bags from baggage claim, went to a restroom, set the gun in his waistband, then he's expressionless, reaches