Det Ch Insp Una Jennings said the those behind the attack have no regard for the Derry community
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Ballyarnett bomb: Attempt to 'murder police officers' in Londonderry

Police have said that a bomb found during a security alert in Derry was intended to "lure officers to their deaths".

Det Ch Insp Una Jennings said it was a very complex and sophisticated device, deliberately designed to maim and kill.

Keiron Tourish reports.