A 31-year-old man has been arrested on suspicion of murder, after an elderly woman was stabbed in North London.
Police were called out to Morant Place in Wood Green yesterday afternoon.
A 79-year-old woman was pronounced dead at the scene.
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Police have released an e-fit of a man suspected of attacking her.
The force has been tweeting after carrying out a series of dawn raids.
Adenike Akingbogun made the dangerous manoeuvre after ignoring the crossing lights and driving onto the tracks.