Paul and Sian Foley have held a third funeral for their son Lee after it took more than 18 months for his body parts to be returned to them.
Police add there is 'no evidence to date' to suggest carbon monoxide killed the two, believed to be a mother and her four-month-old baby.
Paul Marshallsea lost his job as a charity worker as he was on sick leave when he was seen dragging a shark away from children in Australia.
DC Jeffrey Davies, 42, was based at Merthyr Tydfil Police Station, where he worked as a family liaison officer working with victims of domestic violence.
"This was an appalling abuse of trust by a police officer dealing with three vulnerable women who expected the police to protect them" says IPCC Commissioner for Wales Tom Davies .
Judge Paul Thomas told Davies a jail sentence would be "inevitable" at a sentencing hearing to be held on August 14.
The Independent Police Complaints Commission (IPCC) says two South Wales Police officers face a hearing for gross misconduct for how they handled allegations against DC Jeffrey Davies.
On Thursday, Swansea Crown Court found Davies guilty of sexually assaulting two women while working as a family liaison officer. He was found not guilty of exposure.
– IPCC statement
The IPCC has also independently investigated DC Davies line managers for how they dealt with the allegations against him.
Detective Inspector 3105 Phillip Camm and Detective Sergeant 3879 Richard Jones will now face a SWP hearing for gross misconduct. DI Camm is suspended from frontline duties and DS Jones has been suspended from all duties. The IPCC will publish further details about this once the misconduct process has concluded.
A man who died in Cantref reservoir on Sunday has been named as Daniel Colin Clemo.
Dyfed Powys Police say the 24-year-old was from the Caerphilly area.
Mark Govier is from the Merthyr Tydfil Sailing Club, which uses the Pontsticill reservoir as its base for training.
An investigation is currently underway the reservoir after a man's body was recovered from the water.
Mr Govier says that while swimming in reservoirs can seem quite tempting, the cold water can be dangerous.
A body has been recovered from the Pontsticill reservoir near Merthyr Tydfil. Officers from South Wales police were called to the scene at 4.10pm, following concerns for the welfare of a 52 year old man who hadn't returned from swimming in the water.
An investigation is underway.
Police say the deaths of a mother and baby from Merthyr Tydfil are not being treated as suspicious.
The bodies of Joanne Thomas, 27, and her four-month-old daughter Harper were discovered on Wednesday at an address in the village of Troedyrhiw.
– South Wales Police statement
Post-mortem examinations carried out to establish how they died have proved inconclusive so far and officers are awaiting the results of further tests, but there do not appear to be any suspicious circumstances.
A file of evidence is now being prepared for the Coroner.
Officers piecing together Joanne’s last movements still want to hear from anybody who think they may have seen her in the weeks leading up to Wednesday 3rd July.
Specially trained officers continue to provide support to the family at this difficult time.
The family of 27-year-old Joanne Thomas and her four-month-old baby Harper, whose bodies were discovered at an address in Church Street, Troedyrhiw on Wednesday have paid a short tribute to them.
They have described Joanne as being, “a bubbly, sociable, and kind hearted person. She was a loving and caring mother to her children. Joanne and baby Harper will be sorely missed by all her family and friends.”
The police investigation into the circumstances surrounding the incident is ongoing. Officers await the results of a Home Office Post Mortem to determine the cause of the deaths which at this stage are being treated as unexplained.
Detective Superintendent Paul Hurley, said: “I’d like to thank the local community for their co-operation so far and my appeal to them continues. We are still keen to hear from anyone who may have seen Joanne and baby Harper in the past few weeks to come forward.
"Our thoughts are with Joanne’s family. Specially trained officers are providing them with support at this difficult time.”Anyone with information can contact the incident room on 02920 527 303.
Police are awaiting the results of a Home Office Post Mortem to determine the cause of the deaths of a mother and baby found on Wednesday afternoon in a house in Merthyr.
Detectives say they are, at this stage, treating the deaths as unexplained but believe they may have been dead for some time.
The mother and child have been named locally as 27-year-old Joanne Thomas and her four-month old daughter Harper.
They were discovered inside the property at Church Street in Troedyrhiw by police officers who entered the address after concerns were raised for their welfare.
Officers are continuing their appeal for information, and an incident room has been set up at Cardiff Central Police Station.