Police have arrested a 12-year-old girl following a fatal stabbing in Footscray early on Thursday morning.
Emergency services were called to a Barkly Street address to reports a woman was located deceased shortly before 2am.
Officers attended and arrested the girl at the scene.
She was taken to hospital for assessment where she remains under police guard.
Anyone with information can contact Crime Stoppers on 1800 333 000 or at www.crimestoppersvic.com.au.