Jessie Moore appeared in Melbourne Magistrates Court today, pleading guilty to one count of murder.
Moore was heavily pregnant when she was charged with the murder of her 69-year-old aunt at a Devon Meadows home on May 25 last year.
The court previously heard Moore may have an intellectual disability.
The greyhound trainer s death sent shockwaves throughout the Victorian racing community, with many paying tribute to the beloved trainer.
Friend and chair of Greyhound Racing Victoria, Peita Duncan, previously described Ms Leek as a fantastic person loved by the whole racing community. She was an amazing person, it s such a massive loss for us, she said.
Niece pleads guilty to murdering greyhound trainer Karen Leek smh.com.au - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from smh.com.au Daily Mail and Mail on Sunday newspapers.