Delays of up to 20 minutes on Southeastern London bound between Gravesend and Dartford due to signalling problem between Northfleet and Greenhithe for Bluewater.
Trains are having to run at reduced speeds on London-bound lines, causing delays. There is no current estimate for when a normal service will resume.
More top news
A British couple injured in the Tunisian beach terror attack have told ITV News they have been through a physical and mental trauma.
A garden inspired by Kent's mining heritage has won a gold award at the RHS Hampton Court Palace Flower Show.
Helen Plint has today's weather forecast.