"911" is the third episode of the seventh season of the police procedural television series Law & Order: Special Victims Unit. It originally aired on October 4, 2005 in the United States. The episode focuses on the search for a nine-year-old girl who claims to be locked in a room and calls the police for help. When it becomes clear that the phone call is not what it seems, most of the detectives in the unit become suspicious of the girl's story but Detective Olivia Benson (Mariska Hargitay) remains convinced, believing that she is a victim of child pornography.