A 28-year-old man has been charged with the murder of Montserrat Martorell, whose body was found in a burning flat in Derry last Saturday.
In addition to the charge of murder, the man, who was arrested on Monday, has been charged with rape and arson with intent to endanger life.
He is due to appear before Derry Magistrates Court on Thursday.
Ms Martorell (65), originally from Spain but who had been living in Derry, sustained multiple injuries in what police described as an “horrific and sustained attack” at Harvey Street in the city
The injuries were so extensive that initially the police were unable to identify the victim.