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CCTV films moment of Londonderry Probation Board blast

A CCTV camera has filmed the moment a bomb exploded in Londonderry on Monday evening.

The blast, which happened in Crawford Square, was reported to the police at about 22:55 BST on Monday.

Army bomb disposal experts examined the scene of the explosion, after the device was left at the door of a probation office in Crawford Square.

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