Van driver Matthew Tvrdon has admitted at Cardiff Crown Court that he killed mother-of-three Karina Menzies in a 'hit-and-run' incident in the Welsh capital last October.
He has pleaded guilty to manslaughter on the grounds of diminished responsibility.
The 32-year-old appeared via videolink at Cardiff Crown Court from Ashworth high security psychiatric hospital in Maghull, Merseyside.
Karina Menzies died in the incident in the Ely area of Cardiff on October 19.
More top news
The group planning a management buyout of Tata Steel's UK assets has confirmed its formal interest.
A pleasant afternoon with temperatures dropping under clear skies this evening.
A policeman impressed the skaters of Cardiff by borrowing a board and showing off his skills.