British Transport Police are appealing for help to catch thieves who stole fourteen thousand pounds worth of cabling from tracks in the Rhymney Valley.
They say recent legislation, which makes it illegal for scrap metal dealers to give cash, is going some way to reducing the problem. But as Hannah Thomas reports, they've still got a big fight on the hands to stop it altogether.
More top news
The grass pollen season is on the rise. We have moderate levels today but these will fall as the weather turns unsettled!
Most of us will have anther beautiful day today, but there is change on the way! Cloud and rain will push in to the east later!
A joint charity initiative is urging workers in Wales to leave the office at lunchtime to help protect their wellbeing.