Hackney police are trying to trace a member of the public who assisted a black elderly woman who was left unconscious on the pavement following a robbery in Dalston last month.

The robbery occurred on the railway bridge in Richmond Road on Tuesday September 6.

A male aged 34, and a female aged 22, have been charged and remanded in custody to appear at Snaresbrook Crown Court in November.

Anyone with any information is asked to contact DC Simon Walsh on 020 7275 3232, quoting reference CR4623780/11.