One man has died and two others are badly hurt after a stabbing incident in Whitmore Reans, Wolverhampton.
The man, believed to be aged 24 and local, was taken to hospital on Thursday night and pronounced dead.
Two other men also received stab wounds and are in hospital in a serious but stable condition, police said.
Police patrols have been increased in the area with neighbourhood officers on hand to speak to members of the public. The area has been cordoned off.
A police family liaison officer has been appointed to support the family of the man, who is not being named at present.