Keith Davies, the Labour Assembly Member for Llanelli, is seriously ill at the University Hospital of Wales in Cardiff.
Mr Davies, who's 71, was elected to the assembly after a career as a teacher and subsequently as Director of Education at Carmarthenshire County Council.
More top news
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.