Bomb parts and ammunition discovered during a planned search by Gardai in Killea yesterday had been left there by dissident republicans.
Gardai believe that the haul had been buried by dissidents who had been active in the area in the past.
Yesterdays find included ammunition, a rifle, half a dozen circuit breakers, a battery, the back of a circuit board and other bomb components.
Inishowen Councillor, John Ryan, says locals have been left very shocked by the find:
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