Two teenagers, aged 14 and 15 have been charged with the murder of 85-year-old Paula Castle. She died of a head injury after her handbag was stolen in Greenford on Monday.
The two have also been charged with robbery, and will appear in court in Uxbridge later today.
Two boys aged 14 and 15 are still being questioned by police investigating the murder of an 85-year-old woman in Greenford.
Paula Castle was mugged in an alleyway beside a primary school on Monday afternoon.
She died in hospital the following day.
Detectives investigating the murder of a pensioner in west London have this afternoon arrested two males in connection with the incident.
The males, 15 and 14, are in custody and will be taken to a London police station in due course.
They have been arrested on suspicion of murder and robbery, the latter count relating to a separate incident on 20 November.
Paula Castle, 85, of West Ridge Gardens, Greenford, died after being robbed in an alleyway off Oldfeld Lane South, Greenford.