Three men have been charged with terrorism offences after the discovery of a home made rocket in Derry.
The three are charged with possession of explosives, conspiracy to murder and having articles for use in terrorism.
The men who are in their 40s are due to appear before Derry's Magistrates Court on Monday.
Another man was released.
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RTÉ's Investigations Unit asks could the anti-malarial drug Lariam be linked to suicides among Irish Defence Forces soldiers.
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