Welsh Lib Dem leader Kirsty Williams tells Adrian Masters that "Cardiff is a perfect example of what Welsh Liberal Democrat councils have achieved over the last four years."
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It's hoped more people will consider using their local service amid concerns over the future of the bus industry.
Dry across the country this evening with broken cloud and some late sunshine. Scattered showers expected tomorrow.
40,000 people are expected at the motorbike event in the capital this weekend.