A Cardiff-based radio show has picked up a prestigious gong at the UK Community Radio Awards, becoming the first programme from South Wales to pick up an accolade in the event’s three-year history. OB’s Saturday Sport Show, presented and produced by Chris O’Brien on Radio Cardiff 98.7FM, collected the silver award for the UK Sports Show of the Year at the 2018 ceremony in Sheffield. The show hit the airwaves in July 2016 – and features sports news, opinion…