the saudi foreign minister has now acknowledged that mr khashoggi, and called it a "tremendous mistake. " he also called it a "rogue operation" — a line echoed by president trump, who's now sent the director of the cia to istanbul. our diplomatic correspondent james robbins has the latest. these are the latest pictures to emerge of jamal khashoggi with his fiancee. they are arriving at his flat in istanbul shortly before the visit to the saudi consulate where he was murdered. now, look at this picture. turkish investigators believe this is one of the saudi hit squad, chosen as a body double of mr khashoggi, wearing very similar clothes. later, the double was apparently seen safe on the streets of istanbul after the murder. could this be part of a huge saudi cover—up? significantly, president trump is now suggesting he doesn't buy the changing saudi stories, after speaking again to the crown prince, and also hearing from his