In Gary's final chat with former homicide detective Russell Oxford he takes us through the in-depth investigation into the murder of Jamie Gao and the path that took them to arrest Former detectives Roger Rogerson and Glen McNamara.

How to spot someone planning a mass attack: Ian Cherrington Pt. 2
53:15

Inside the mind of a serial killer: Ian Cherrington Pt. 1
57:27

When a detective takes on the system: Graeme Simpfendorfer Pt. 2
49:58