Two women and a man have died after a fire at a property in Hemel Hempstead.
Hertfordshire Police said officers were called to Stuarts Close shortly after 12.30pm on Sunday.
Three people were pronounced dead at the scene.
A joint police and fire investigation has been launched.
Detective Inspector Iain MacPherson, from the Beds, Cambs and Hertfordshire Major Crime Unit, said: “Our thoughts are with the family and friends of the three people who have sadly died.
“Hertfordshire Fire and Rescue Service were already in attendance as there was a fire at the address.
“Officers and paramedics attended but sadly two women and a man were pronounced dead at the scene.
“Detectives are investigating the circumstances and forensic officers and the fire investigation team are at the location as part of this.”
Additional reporting by PA Media
