Nine years since miners were killed in Marikana

It's 9 years since the Marikana massacre. 44 people including 34 mineworkers were killed during a wage dispute strike. And experts say the police's approach undermined their ability to manage the situation. Policing and Public Security expert, David Bruce, discusses this. He's looked into photos, statements from police and survivors, and ballistic and forensic evidence. Courtesy #DStv403