Over-running engineering works are causing disruption near London Bridge.
Because of this, there are delays of up to 80 minutes to journeys between New cross and London Bridge.
These delays will continue until further notice.Trains between Dartford and London Bridge via Greenwich may be diverted via Lewisham.
First Capital Connect services are currently unable to call at London Bridge.
More top news
A 42 year-old man from Thornton Heath has been jailed for ten years after carrying out a series of attacks on women in the City of London.
A new mansion on The Bishops Avenue in Hampstead has been bought for £33.7m.
London's mayor has launched a campaign to inform Londoners about tips to cope with air pollution.