An Aberystwyth University student has told ITV News that water is being pumped from the top of campus, with massive hoses directed downhill towards the National Library of Wales.
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The world record attempt will raise money for the foundation set up in memory of the Olympic gold medallist, who died in May 2013.
In today's Newsweek, Carl talks about what the 'No' vote in the Scottish Referendum could mean for Wales and the impact of legal highs.
England manager talent spotting at Swansea City v Southampton at the Liberty Stadium