A man is due in court later today after three women were stabbed in south London.
A 17-year-old girl remains in a serious but stable condition in hospital after she was stabbed in the head and hands at a flat in Tilson Gardens, Brixton.
Police were called to the property where they found the teenager's 28-year-old sister had also been attacked. She was later pronounced dead at the scene.
A post-mortem examination will take place today, police said.
A 46-year-old woman was repeatedly stabbed at another flat in nearby Redlands Way. She remains in hospital in a critical condition.
More top news
A Liberal Democrat parliamentary candidate has said he deliberately caught HIV after years battling depression.
Noel Edmonds beat off competition from Ant and Dec to be voted Britain's favourite children's TV presenter.
A number of teenagers - including some who have never smoked - are experimenting with e-cigarettes, a study has found.