Most of our poorest families will have to pay at least some council tax from April, after AMs interrupted their Christmas break to agree a cut in benefits. It was the second attempt to pass the new benefit rules, which the Welsh Government says are the Chancellor's fault.
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There will be a fresher feel with temperatures falling lower than on recent nights.
The accident between junction 24, Coldra, and 23A, Magor, has closed the eastbound carriageway.
Eloise Parry, 21, died after taking diet pills containing the poisonous Dinitrophenol (DNP).