On February 26, the 17-year-old Martin was shot dead by community watch officer Zimmerman in Sanford, Florida.

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Originally titled Neighborhood Watch, it got a modified title after the February shooting of Trayvon Martin by Florida resident George Zimmerman, a volunteer neighborhood watch officer.

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"Nothing more can be done, " said watch officer Terry Collins.

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Yet it is a formula understood instinctively by every navy captain, every galley chef, every officer of the watch.

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Dennis Owen, the Police Community Support Officer for Amlwch, said the scheme - Online Watch Link (OWL) - is being run across north Wales with the support of farming unions.

BBC: Anglesey farmers urged to join OWL anti-crime drive

Senior trading standards officer Tom Hutchinson will outline a proposal for a lorry watch scheme to monitor the numbers of HGVs through the centre of Bradford-on-Avon should Banes council implement the proposals.

BBC: Bath lorry ban could impact Bradford-on-Avon

Passengers have the right, for instance, to insist on being patted down in a private room rather than in public if they would be embarrassed by onlookers, or, on the other hand, to have a witness watch their pat-down, whether that witness is a flying companion or a police officer.

FORBES: Security

But, As a young police officer I found that the violent suspects on the street are not the only people you have to watch ...

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Spectators watch the proceedings behind soundproof glass, and receive audio on a 40-second delay so that a court security officer can switch on a white noise machine while classified information is being discussed.

BBC: Guantanamo trials: Judge orders end to secret censor