A year on from season two, and a year before the Daniel Morgan Independent Panel is due to report, an important update about one of the abiding mysteries around the murder of Daniel Morgan - was it connected with the other violent death of DC Alan 'Taffy' Holmes, a few months later?
1. Luckiest Mugging in the World
Exploring Daniel Morgan's background, and the murky world of private detectives and police in South London in the 1980s after an £18,000 heist