Ambulance worker tried to murder boss with hammer then texted 'I've smashed her head in. Oopsie'

Tragedy of Liam Payne's death uncovered as he was in wrong place at wrong time when he 'fainted'

Tragic moment Liam Payne falls from hotel balcony 'was captured on CCTV'

Carer left man with fractured skull and bleed on brain after argument over hat

Driver pulled over by 'police car' - then he's left with broken jaw in sickening robbery

'My car drove 178 miles while I was in Spain - but airport says it never moved'

Mum 'intentionally' dropped one-year-old daughter from third-floor hotel balcony, court hears

Missing Joanne Jones smiles and waves before heading into forest in eerie final CCTV

'Nasty' gang 'whip stranger with belt and steal engagement ring' as cops hunt two women

Blank firing guns set to be outlawed after a string of murders

Wales missing walker search enters Day 4 as she was last seen heading toward forest

Man died after being 'dumped' outside Liverpool bar as staff 'carried on as normal'

Liverpool mass brawl: Police share CCTV after huge fight erupts locking down streets

Moment brick-wielding thieves smash suit shop window and take off on bikes with £6,000 in loot

VIDEO

Woman forced into car and raped by two men before begging dog walker for help

VIDEO

Missing Catrin Maguire's parents left 'livid' after learning of key update through TV

New picture shows what man who vanished 20 years ago in seaside town 'might look like now'

CCTV shows moment Daniel Khalife ‘escaped prison while clinging to bottom of lorry’

Bomber faked insanity to avoid jail – but vile message on hospital wall shocked him

Dramatic moment fish and chip shop staff wrestle knife-wielding robber to the floor

VIDEO

Moment 'massive gun' fired at house as terrified neighbours cowered in homes

Chris Kaba: Judge's chilling prediction about his future before he was shot by cop

Man 'kidnapped and sexually assaulted' girl, 9, separated from parents outside Harrods

Urgent search for missing woman who vanished on mountain hike as police issue new CCTV

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Closed-circuit television is the use of video cameras for surveillance purposes. Although usually associated with banks, airports and other 'at risk' areas, in reality the use of CCTV has become far more widespread. While it is a valuable tool in the fight against crime, many people are uncomfortable with the idea that security takes precedence over their privacy.