A 25 year old woman has been arrested in Derry by detectives investigating the murder of Paul McCauley in Derry in 2006.
She was detained on suspicion of withholding information, and brought taken to Strand Road Police Station for questioning.
The officer leading the investigation, Detective Chief Inspector Michael Harvey says this brings to eight the number people who have been arrested since Paul Mc Cauley died in June.
One man has been charged with murder, another will be reported to the PPS, four individuals have been released on police bail pending further enquiries and one man has been released unconditionally.
The PSNI's Serious Crimes Branch says the investigation is ongoing, and is again asking anyone with any information to contact detectives at Maydown Police Station on the non emergency number 101 or use the independent charity Crimestoppers and speak to them anonymously on 0800 555 111.”