of structure, but the general guidelines in our industry is if you are required for the shot, i.e., you're the cameraman, you're the director, you're the first assistant director, you're the armorer, coordinator, whoever the personnel that is required to film the specific sequence, they will be on set. other personnel that are not required for that particular sequence, they don't really need to be on set. >> larry is going to stand by with us. i want to get to our cnn law enforcement correspondent, josh campbell, who was right there asking some of the questions. josh, the sheriff was going through with the d.a. this partial investigation. he said alec baldwin has been cooperating and has been interviewed on several occasions. he also said they have spoken to dave halls, the assistant director, and hanna gutierrez who was the armorer on this set. they, in addition to alec baldwin, were two people that handled the colt revolver right