A 26-year-old man has been arrested as part of the investigation into the death of a woman in Cork earlier this year.
Amy McCarthy, from Greenmount in Cork, was found dead in an upstairs room of a derelict office block on Sheares Street in Cork city at 7am on Sunday 30 April.
The 22-year-old is believed to have spent the night there with three men, one of whom alerted emergency services when he could not wake her the following morning.
Gardaí have described Ms McCarthy's death as suspicious.
A forensic examination was conducted at the building where her body was found and Assistant State Pathologist Dr Margot Bolster conducted a post-mortem examination.
The man, who is originally from Cork, was arrested this morning in the midlands and is being detained at Bridewell Garda Station in Cork.
He can be held for up to 24 hours before being charged or released.