The A40 is blocked and there's queueing traffic after an accident between the A483 Rhosmaen Street (Llandeilo Roundabout, Llandeilo) and the A4069 (Ashfield). Police are directing traffic.
Back with a new series, the Swansea crew help save a seven-year-old's leg after a gruesome accident, a sneak preview of preparations for Rhys Meirion's charity walk, and the mid Wales crew fly to the rescue after a nasty fall.
Councillors in Carmarthenshire have warned that if Llandeilo doesn't get a bypass, pollution levels in the town will continue to rise.
Meeting yesterday they said the town's main Rhosmaen Street has become heavily congested.
They said that Llandeilo has experienced increasing levels of nitrogen dioxide in recent years resulting in air quality targets being breached.
A 62-year-old man claims he was told to walk 23-miles home, after being discharged from West Wales General Hospital in the early hours of New Year's Day.
Peter Rees was admitted to the Carmarthen hospital's accident and emergency unit by ambulance after suffering from breathing difficulties at home in Llanwrda, near Llandeilo on the evening of December 31.
After blood tests and x-rays, Mr Rees was diagnosed with a chest infection, prescribed strong anti-biotics and discharged at 2am on New Year's Day.
The father-of-three said he asked for help with transport as he didn't have his wallet with him, but claims he was told by a nurse to leave the hospital.
Mr Rees said he explained he live 23 miles away, and his partner didn't drive, but claims he was left to walk home and covered 12 miles before being given a lift by a passing police car.
Two people have died in a collision involving five vehicles on the A40. The incident happened between Dryslwyn and Llandeilo at about 4.25pm on Tuesday.
A driver and passenger were pronounced dead at the scene after their silver Vauxhall was impacted during the crash.
Dyfed-Powys Police say that full details of those who died haven't been released but they are believed to be from the Whitland area and next of kin have been informed.
Other vehicles involved in the collision include a Blue Peugeot 307, a grey Mazda motor caravan and a HGV and a DAf lorry.
Police are appealing for any witnesses who may have seen the collision or were travelling on the particular stretch of road at the relevant time to contact Carmarthenshire Roads Policing Unit on 101.
A 14 year-old boy who died after getting into difficulties at a Carmarthenshire quarry has been named as Luke Somerfield from the village of Ffairfach, near Llandeilo.
Officers from Dyfed Powys Police rescued the schoolboy from the water at the Cilyrychen Quarry near Llandybie yesterday afternoon.
He was taken to Morriston Hospital via police helicopter, where he later died.