Indonesia film on mass killings stirs debate

Documentary featuring membera of death squads who killed communists in 1960s revives painful memories.

A new documentary in Indonesia is reviving memories of one of the country’s most violent periods. 

The film, “Act of Killing”, features members of 1960s death squads, who admit killing people they thought were communists.

Al Jazeera’s Step Vaessen reports from the province of North Sumatra.