Police are offering a £20,000 reward for information about a murder ten years ago which has never been solved.
81-year-old Molly Morgan died after being mugged in Harrow. Her attacker was after the contents of her handbag which only contained a carrier bag, an umbrella and an electrical cable.
She fell to the ground, hitting her head and died in hospital the following day.
Any witnesses or anyone with information is asked to contact the incident room on 020 8358 0300.