
'Do not travel' train warning after cable thefts
All lines between London and the Hertfordshire/Essex border are blocked.
BBC News
Hertfordshire is a ceremonial county in the East of England and one of the home counties. It borders Bedfordshire to the north-west, Cambridgeshire to the north-east, Essex to the east, Greater London to the south and Buckinghamshire to the west. The largest settlement is Watford, and the county town is Hertford.
All lines between London and the Hertfordshire/Essex border are blocked.