Louis Theroux: LA Stories - City of Dogs

Why carry a gun when you can own a weaponized dog? Bizarrely, that’s what they do in the toughest neighborhoods of south LA, as British filmmaker Louis Theroux discovers. Los Angeles is home to more than a quarter of a million dogs. He meets some of the characters whose lives revolve around the city’s canines – from pit bulls trained to attack on command to the pampered pooches of Beverley Hills.