A woman has been arrested on suspicion of murder as part of the investigation into the death of a man in 2009.
Steven O'Meara's body was discovered in a shallow grave in Ballydonnell Woods, Redcross, Co Wicklow.
Mr O'Meara, a 26-year-old father-of-three from Rosehill in Wicklow town, was last seen on 6 August 2009.
His body was found by gardaí in a shallow grave in Ballydonnell Woods five months later, on Christmas Eve. He had been shot.
A woman, aged in her 40s, was arrested today in relation to the investigation and is being held at a garda station in Co Wexford.
Another man has also been convicted of offences relating to the investigation.