A man has died more than three months after suffering serious head injuries in an attack in north-west London.
Mahendran Selvaratnam, 49, was found by a member of the public in an alleyway in Ealing Road, Wembley, on 8 October.
The victim, who was also known as Daniel Ratnampoull, was taken to Northwick Park hospital where he died on 25 January.
Tests have failed to establish the cause of death. Four people arrested over the attack have been released.