they want and to engage in it in satireical terms. it's important to see whether these muslim leaders come out and say what they do say. >> thank you so much, fareed zakaria. want to go to deborah feyerick who has new details about this investigation. deb? >> we can tell you the information comes from a western source being briefed on this. there's the video of the gunman as he approaches the car after killing the police officer. you can see the gunman sort of holding his finger up in the air. investigators are now looking at the possibility that in fact he was signaling either to another car that was in the area or other individuals also telling them that they were about to pull away, that they were about to drive. he walks up to the car and holds his finger up in the air and they're looking at that very closely. additionally we are being told that investigators are looking at all travel records, travel