A man who was fatally stabbed in the neck in a Liverpool street has been named by police as Hassan Ahmed Mohamoud.
The 29-year-old was knifed in broad daylight in a leafy residential area on Thursday afternoon and died in hospital a short time later.
Merseyside Police said a 28-year-old man was arrested on suspicion of murder on Friday night and was being questioned by detectives.
Emergency services were called to Bentley Road, Toxteth, at 1.20pm to reports a man had been stabbed in the neck.
On arrival they found Mohamoud, who was from Toxteth, and he was taken to hospital for treatment.
Despite the efforts of medics he died a short time later.
Detectives continued their appeal for witnesses or anyone with information to come forward.
They can do so on Twitter via @MerPolCC, or calling 101 quoting reference 19100140790.
Witnesses can also contact the independent charity Crimestoppers anonymously on 0800 555 111.