Arriva Trains Wales has tweeted this photograph of railway cable which was stolen and set alight, causing disruption to rail services through Radyr, Cardiff this morning.
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Stars of Team GB at this years' Olympics were in Wales today, as part of ITV's I Am Team GB campaign.
As Wales gets involved in the country's biggest sports day - Our Olympians have been getting in on the action.
ITV switched off all of its channels for an hour on Saturday as part of a national sports day event.