with grants from the hagler family and scott nathan and laura debonis. !k narrator: tonight on frontline, an exclusive investigation. in the chaotic days after hurricane katrina. people were shot and killed by the new orleans police department. narrator: .eleven civilians were shot by new orleans police officers. looting and other lawlessness will not be tolerated. narrator: .as rumors circulated about a declaration of martial law. i ve already called for martial law in the city of new orleans. i heard rumors that martial law was in place, and then i heard rumors that no, it was not. i never declared martial law. narrator: did the police believe they could suspend their own rules? does he expect us to rank and file, go through the streets, you know, shooting looters?fd-ñç narrator: new evidence shows that an order was given authorizing officers to shoot looters. one of the most troubled police departments in the history of north america. the nopd rev