More than 50 friends and family have gathered in Cwmbran to remember three generations of the same family killed a year ago.
This afternoon a memorial garden will be opened in honour of Kim Buckley, her daughter Kayleigh and six-month-old granddaughter Kimberley.
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Fire crews have been responding to reports of flash flooding in Carmarthenshire. Some homes have been affected.
Medication designed for animals was taken from the building in Abertillery on Thursday night.
More than a thousand riders will be taking part in a series of events in and around the town.