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 slice of the Queen and Prince Philip's wedding cake has sold for £500 at auction in Sussex, 68 years after the Royal couple got married
The sun shines on day one of the Great Dorset Steam Fair where 200,000 engine enthusiasts are expected over the next five days.
Simon's Blog - Unusual Harvest