A 39-year-old man has been arrested on suspicion of murder following the death of Lewis Daniel Bagshaw in Sheffield at the weekend.
Police were called to Piper Crescent in the Longley area of the city at around 10:15pm on Sunday 21 July, following reports that the 21-year-old man had suffered stab wounds to his chest.
He was taken to hospital but died shortly after. His family have been informed and are being supported by specialist officers.
Detective Chief Inspector Jade Brice, investigating, said:
Enquiries are underway to establish the exact circumstances surrounding the incident and where it occurred.