The body of a teenage boy found in Sketty has now been formally identified as that of a 15-year-old boy from the Dunvant area of Swansea.
Police are investigating.
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Low cloud will bring murky conditions with extensive hill fog.
The team, which is manned by volunteers, will operate out of Pontardawe Fire Station in partnership with Mid and West Wales Fire Service.
Dan Biggar has no doubt that Wales remain flrmly in the Six Nations title mix ahead of next Saturday's clash against Scotland.