Murder investigation launched in Merton

Detectives have launched a murder investigation after a man died following an assault in Merton.
Police were called by the London Ambulance Service at 22:17hrs on Thursday, 19 April, after ambulance staff suspected that a man collapsed on London Road in Morden had been assaulted.
The 32-year-old man was taken to a south London hospital in a critical condition. He died at 23:45hrs on Friday, 20 April.
His next of kin have been informed. A post-mortem examination will be held on Saturday, 21 April.
Officers have established that the victim was involved in a fight with a man in the street.
Detectives from the Homicide and Major Crime Command are investigating.
A 31-year-old man was arrested on suspicion of murder on Friday, 20 April and taken to a south London police station where he remains in custody.
Anyone with information is asked to call the incident room on 020 8721 4054 or Crimestoppers anonymously on 0800 555 111.