Two people have been arrested after a woman died in an attack at her home, police said.
Police were called to a disturbance at an address in Fordwich Road, Welwyn Garden City, at 08:00 BST on Saturday.
The occupant, a woman in her 60s, had suffered serious injuries and was pronounced dead by paramedics.
Hertfordshire police said a 36-year-old man and a 40-year-old woman, both from Welwyn Garden City, were arrested on suspicion of murder.
"The incident is being treated as isolated and involving people known to each other," a police spokesman said.