Thousands of Welsh fans are beginning to descend on Edinburgh ahead of this weekends Six Nations match against Scotland. Already bars have been filling up with fans from both sides, 24 hours ahead of the game.
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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).