Two men arrested earlier this week by gardaí investigating dissident republican activity in Co Donegal have been released.
A Garda spokesman said a file is being prepared for Director of Public Prosecutions in relation to the arrests.
A third man who was also arrested remains in custody in Letterkenny Garda Station.
As part of the on-going investigation further searches will be carried out tomorrow in the Raphoe area of Donegal, the spokesman said.