Watch tonight's episode of Wales This Week online here.
In tonight's programme a mother tells the tragic tale of her little boy who died with a metabolic disease which was not identified until after his death.
More top news
The three day annual event, held this year at Caerphilly castle is expected to attract thousands of visitors.
Dramatic footage of a near escape on the train tracks has been issued as part of the latest rail safety campaign
A mixture of cloud and bright spells for Bank Holiday Monday, remaining cloudy this afternoon