Police appeal for help tracing man attacked in riots at Clapham Junction
A CCTV clip released by police shows a member of the public outside the Carphone Warehouse shop in Clapham Junction being attacked by looters during rioting in London
The man tried to stop a large group from smashing the shop window further but they attacked him with a fire extinguisher spraying it directly in his face on 8 August.
Police have released the CCTV video in the hope of tracing both the victim and those who attacked him.
Crimewatch: Riots Caught On Camera is on BBC One at 2000 BST on Thursday.