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
Most places will see a dry, bright day with patchy cloud but also some warm sunny spells, and it'll be less breezy than on Friday.
Members of the RMT union are walking out for three days from today in a row over new trains causing disruption to bank holiday services.
The Bank Holiday is here! Which is usually a recipe for wet weather! Yes, we will get our fair share. But it's not all doom and gloom!