The man shot dead in broad daylight in Sheffield has been named today as Assel Al-Essaie.
Mr Al-Essaie, aged 23, was shot in Daniel Hill, Upperthorpe, on Saturday afternoon.
A post mortem examination concluded that he died of a gunshot wound to his chest.
Mr Essaie is believed to have been attending a family celebration held for his twin sister's engagement when he was shot.
He was rushed to the Northern General Hospital in Sheffield but later died.
A 30-year-old man has been arrested on suspicion of conspiracy to commit murder and is in police custody this morning.
A South Yorkshire Police spokeswoman said: "At around 1.35pm on Saturday, police were called to Daniel Hill following reports that a man had been shot.
"Mr Al-Essaie was taken to hospital but died a short time later.
"A post-mortem examination conducted on Sunday concluded Mr Al-Essaie died as a result of a gunshot wound to his chest.
"A 30-year-old man has been arrested on suspicion of conspiracy to commit murder. He currently remains in police custody being questioned by officers."
Senior investigating officer Joanne Bates said: “We are still exploring a number of lines of enquiry in relation to Mr Al-Essaie’s death and any witnesses are urged to come forward.
“I would like to reassure the community that we are doing everything possible to determine the exact circumstances of the incident.
“Officers and PCSOs will continue to patrol the area and anyone with any information is asked to speak to them.”
Call South Yorkshire Police on 101.