Four miners trapped in colliery in Swansea Valley
A rescue operation is under way after four men became trapped in a drift mine in the Swansea Valley.
They are stuck in a ventilation shaft at the Gleision Colliery, near Cilybebyll, Pontardawe.
South Wales Police, alerted to the incident at 0921 BST, said three other men had earlier escaped from the colliery, one of whom is in hospital.
Nicola Smith reports.