Police have launched an appeal after a robbers attacked and attempted to rob a 90-year-old woman.

The pensioner was approached from behind while she was unlocking her front door in Crescent Lane, Clapham, on October 31, 2013.

She fell to the floor and screamed loudly, alerting her neighbours to come to her aid.

The suspect searched through the victim's shopping trolley before making off down a fire escape to the rear of the building.

He is described as Asian with curly hair, a goatee beard and wearing a white t-shirt with black trainers.

Detective Constable Luke Bielby, Lambeth Robbery Squad, said: "I appeal to anyone who knows the individual in this photo or to anyone who may have heard or seen anything suspicious to contact us."

Anyone with information can call 0208 649 2131, or alternatively Crimestoppers anonymously on 0800 555 111.