A gun war is raging in an American city that locals describe as a 'Mecca for violence' due to its daily homicides.
Louis Theroux meets the residents of north Milwaukee, Wisconsin in his new film to shine some light on why it has one of the highest violent crime rates in the US.
Murder in Milwaukee sees the BBC filmmaker meets a murderess turned community activist who sleeps and even bathes with a shotgun.
Shootings take place in the street just metres away from where the crew is filming, including that of a young man called Antonio, who lay dying in the street while his family sobbed, vowing to leave town.
The area has high unemployment, poor schools and a high incarceration rate compared to the rest of the country.