Police in Australia have charged a 92-year-old woman with killing her 98-year-old husband.

Clare Tang is due to appear in court today on a murder charge after her husband was found dead in their apartment in downtown Sydney on Friday night.

Police said C.Y. Tang had suffered head wounds. A cause of death was still being determined. Clare Tang was arrested at the scene.

Family friend George Tsoi said the couple were from Shanghai, China, and owned restaurants in Singapore. He said they had been married for about 70 years.