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Knife arches trialled by police at McDonald's restaurants across London | London Evening Standard | Evening Standard
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Cops use 'pop up' metal detector knife arches on London's streets as stabbing crisis grips UK | The Sun
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Knife arches trialled by police at McDonald's restaurants across London | London Evening Standard | Evening Standard
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UK's oldest McDonald's gets special knife detecting arches installed at entrance after spate of stabbings | The Sun
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Essex police force first in the country to use new portable knife arch | News - Greatest Hits Radio (Essex)
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