Nearly 1,000 fundraisers dressed in festive costume ran 5km around Cardiff Bay to raise money for the charity Welsh Hearts.
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ITV Wales' Hannah Thomas reflects on the devastation caused by Storm Dennis, and the remarkable resilience of the communities hit hardest.
Water surged from the River Taff during the storm, destroying crops at Tin Plate Works allotments and lifting sheds from their fixings.
Winds easing through the evening, though patchy rain in the south will turn heavier and spread to most by midnight.