There is a speed restriction on the railways between Stevenage and London King's Cross this afternoon. (Image: Archant)
There are delays and a speed restiction on the railways between Stevenage and London King’s Cross this afternoon “due to a problem that is currently under investigation”.
The speed restriction is at Knebworth and is causing delays of up to 30 minutes for trains travelling towards London.
National Rail has indicated that disruption is expected until at least 4pm.
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