A 30-year-old shop worker who was stabbed to death in east London on Saturday night has been named.
James Sweeney, of Jessam Avenue, Clapton, died of stab wounds to the chest and abdomen, a post-mortem examination found.
Police were called at 9.10pm to Lea View House, Jessam Avenue, after earlier reports of an argument in the street between three men.
Mr Sweeney, originally from Montserrat in the Caribbean, was pronounced dead at the scene.
Detectives from Scotland Yard have arrested three men on suspicion of murder.
On Saturday a 29-year-old man was taken to a hospital in east London suffering stab wounds, and was subsequently arrested on suspicion of murder. He remains in hospital in a stable condition.
A 21-year-old man arrested in Clapton yesterday on suspicion of murder remains in custody at a north London police station.
A third man, 45, was questioned on Saturday on suspicion of murdering Mr Sweeney and has been bailed to June 10.
Officers want to speak to anyone who was in the area of Jessam Avenue between 3pm and 9pm on Saturday. Anyone with information can call the incident room on 0208 345 1570 or contact Crimestoppers anonymously on 0800 555 111.