Defence lawyers at a dissident republican's murder trial are challenging the evidence of an accused man who turned prosecution witness.

A dispute over the legality of the detention of two men alleged to have murdered dissident republican Peter Butterly continued today at the Special Criminal Court.

The Special Criminal Court has ruled that evidence from 11 members of the Garda National Surveillance Unit in the retrial of two men accused of the murder of dissident republican Peter Butterly almost four years ago should be given anonymously and with the public excluded from court.

Two of three men charged with the murder of dissident republican Peter Butterly have been granted bail by the High Court pending their retrial in 2017.

The 55-day-long trial of three men charged with murdering dissident republican Peter Butterly has collapsed at the Special Criminal Court, after a failure in evidence disclosure.

The 55-day-long trial of three men charged with murdering dissident republican Peter Butterly has collapsed at the Special Criminal Court after a failure in evidence disclosure.

The Special Criminal Court has been asked to direct a finding of not guilty in the case of three men charged with murdering dissident republican Peter Butterly.

A man on trial, charged with murdering a dissident republican, has today denied that clothes found in his car shortly after the shooting were a change of clothing for the killer.

A forensic scientist has testified that firearms residue was found on the clothing of two men on trial charged with murdering a dissident republican almost two years ago.

A forensic scientist has testified that firearms residue was found on the clothing of two men on trial charged with murdering a dissident republican almost two years ago.

The judges in a Special Criminal Court murder trial will rule on Tuesday whether certain communications between the chief prosecution witness and his solicitor should be disclosed to the defence.

A former murder accused-turned State witness wanted to give his evidence from behind security glass and out of the public’s view, when testifying against his three former co-accused.

Security arrangements are being made for a former murderer accused turned prosecution witness to give evidence in the Special Criminal Court trial of three men charged with murdering dissident republican Peter Butterly.

A garda member of the National Surveillance Unit (NSU) who was present in a car park shortly after dissident republican Peter Butterly was shot dead there gave evidence at the Special Criminal Court today at the trial of three men accused of the murder.

The trial of three men charged with murdering dissident republican Peter Butterly is "the first case in the history of the state" where a tracking device has been mentioned, a senior garda told the Special Criminal Court today.

The Special Criminal Court has directed that the public be excluded from court while gardaí from the National Surveillance Unit give evidence in the trial of three men charged with murdering dissident republican Peter Butterly.

Specialist surveillance gardaí will not be allowed give evidence from behind a screen at the non-jury trial of three men accused of murdering dissident republican Peter Butterly.

The trial of three men charged with murdering dissident republican Peter Butterly has heard a former co-accused "wanted no more to do with" the case when he gave evidence.

The Special Criminal Court has heard there was a tracking device on a car believed to be used in a drive-by shooting in Co Meath.

Three Dublin men have pleaded not guilty to the murder of a dissident republican outside a pub in Co Meath.

Four Dublin men have been charged at the Special Criminal Court with the murder of dissident republican Peter Butterly.