A police statement said that emergency services were called to reports of an assault at a home in Rosemeadow, 45 km southwest of central Sydney, shortly after 1:30 a.m. on Sunday, Xinhua news agency reported.
Officers arrived at the scene and located the bodies of a woman believed to be in her 60s and a man in his 20s. A 64-year-old man with serious head injuries was taken to hospital in a critical condition, where he later died.
Police said that all three people had been assaulted by a man known to them.
Around 2:30 a.m., a vehicle arrived at the home and the 32-year-old male driver was arrested and taken to a nearby police station.
A crime scene has been established at the home and local police have commenced an investigation with assistance from homicide squad detectives.
MNA
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