A 49-year-old mother and her 22-year-old daughter have been stabbed to death in a street in Solihull, England.
West Midlands Police said they were treating the deaths of the pair, who were found in Northdown Road just after 00:30 BST, as murder.
Officers said a suspect - said to be known to the victims - had been identified and they were "making urgent attempts to arrest him".
The force urged anyone with information about the murders to call 999, reports BBC.
The area has been cordoned off while examinations are carried out.
Det Insp Caroline Corfield said: "What has happened this morning is truly devastating and heart-breaking.
"Our thoughts go out to the two victims' family and friends at this traumatic time."
She added: "We are still in the very early stages of our investigation but we believe the offender is known to the victims.
"We are appealing to him come forward as a matter of urgency."
The force said officers were speaking to people living nearby and there would be a "visible presence" over coming days to "provide community reassurance".