Gang turf war and gun violence leads police to launch nationwide operation on firearms.
Exclusive book extract on how detectives investigated the Comancheros motorcycle gang.
Great-grandparents who phoned police to warn of father's erratic behavior want answers.
Forty years on, police review cold-case rape and murder of six-year-old girl in Auckland.
Power company wants swimming ban below dam where student drowned after saving friends.
Throughout his life, people had thought Todd Muller could be Prime Minister.
Police on covert investigation quietly intervened to stop further violence in gang wars.
Homes linked to notorious Australian motorcycle gang searched by police in armed raids.
Why a subtle change in traditional gang hierarchy led to "uncontrolled growth" in numbers.
Greazy Dog gang turns up in force at house of senior patched Mongol.
Head Hunter boasted of making $10,000 every day from meth. Now he's going to prison.
Fourth man arrested in connection to human remains found buried near the Desert Rd.
Two men charged with murder after human remains found buried in a shallow grave.
Undercover officers paid $52,500 to Rotorua duo in a single drug deal.
Man charged with accessory to murder after the fact in Desert Rd body case.