The fascinating story behind the Armed Offenders Squad (AOS), New Zealand's tactical police unit which actually predated the first S.W.A.T. team in the U.S. They're known worldwide for an all\-black uniform topped off with a black balaclava.

The fascinating story behind the Armed Offenders Squad (AOS), New Zealand's tactical police unit which actually predated the first S.W.A.T. team in the U.S. They're known worldwide for an all\-black uniform topped off with a black balaclava.