Minor incidents - huge impact. The gob-smacking stories of ordinary coppers who stumbled upon key pieces of evidence and helped take down major criminals.
Liverpool, 2022 - Ashley Dale and nine-year-old Olivia Pratt-Korbel are shot dead at home, victims of feuding gangs. Can the police bring the killers to justice?
The next generation crime series revealing the ground-breaking police techniques used to solve murders on Britain's streets.
The next generation crime series revealing the ground-breaking police techniques used to solve murders on Britain's streets.
The next generation crime series revealing the ground-breaking police techniques used to solve murders on Britain's streets.
The next generation crime series revealing the ground-breaking police techniques used to solve murders on Britain's streets.