Police investigating a road traffic collision on the Shirenewton Caravan Site in Cardiff have been granted a further 12 hours to question a 16-year-old boy arrested on suspicion of causing death by dangerous driving.
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The parents of Dylan Seabridge, from Pembrokeshire, said they believed their son was suffering from growing pains.
A cold and windy day across Wales with sunny spells and showers of rain, sleet and snow
An inquest is to be held into the deaths of four family members who died when their car was involved in a crash near Aberystwyth in June.