There's disruption on the First Great Western line between Cardiff and London Paddington.
It means no trains are running between Bristol Temple Meads and London Paddington; Cheltenham Spa and London Paddington; and Oxford and London Paddington. It's due to signalling problem between Didcot Parkway and Swindon.
Tickets being accepted on CrossCountry and Virgin Trains services.
More top news
A couple who lost an unborn baby to complications from twin to twin transfusion syndrome have raised money for research into the condition.
Dorset has a new migrant population - barrel jellyfish are washing up in their dozens on its shores.
The family of one of Britain's oldest poppy-sellers say charities which bombarded her with donation requests were not to blame for her death