Arkadiusz Jozwik: Aerial footage of scene of Harlow murder probe
Footage of the area where two Polish men were injured - one of them fatally - has been filmed using a helicopter.
Arkadiusz Jozwik, 39, died in hospital two days after the attack in The Stow, Harlow, Essex.
His 43-year-old friend was left with hand and stomach injuries.
Five 15-year-old boys and one 16-year-old boy, all from Harlow, were arrested on suspicion of murder.
All but one 15-year-old, who is awaiting questioning, have been bailed.