Three men have been arrested in Derry as part of an investigation into dissident republican activity.
Detectives from the PSNI’s Serious Crime Branch arrested a 55 year-old man and 61 year-old who were taken to Antrim police station for question.
A third man, aged 44 years-old, was arrested several hours later as part of the same investigation and also taken to Antrim.
55 and 61, who were arrested earlier today remain in custody assisting police with their enquiries.
A house in the Creggan area is being searched was searched as part of the operation.