The top stories this Sunday evening...
A investigation was launched after the body of a female, who was named locally as Samantha Walsh, was found in the city on Friday.
The alarm was raised when friends and family were unable to contact her and now Gardai are trying to trace her last known movements.
The man is currently being detained under Section 4 of the Criminal Justice Act at Waterford Garda Station.
The dispute over the ownership deal with St Vincent's has continued across the weekend despite the Health Minister saying he's determined to get the new facility across the line.
Ms Casey, who's also a former member of the National Pediatric Hospital Development Board, says she doesn't like the ownership arrangement but the nuns aren't moving and Holle Street is falling down.
It comes after Minister for health Simon Harris reaffirmed his commitment to the build.
The woman was found at a vacant property on Sheares Street shortly before 7am this morning.
It is understood she was in her early 20s.
Gardaí are currently trying to establish the circumstances of the woman's death.
13 Reasons Why focuses on a young girl who dies by suicide, leaving behind 13 audio recordings on tapes. The recordings are each addressed to a person who the girl says played a role in her tragic decision.
Jeremy Prince's 15 year-old daughter took her life in January 2010 after persistent bullying in America, after moving there from Fanore, Co. Clare.
Mr Prince told the Sunday Independent that the programme risks "planting a seed" in the minds of young viewers.
Beauty subscription boxes are not a new concept - as people's interest in hair and makeup grew, so too did the demand for the service.
Each month, you pay a fee a monthly delivery of (mainly) sample-sized products, tailored to your specific hair and beauty needs.
Two brands currently lead the pack here in Ireland - Glossy Box and Birchbox.