Govia Thameslink is reporting an electricity supply failure between King's Cross and Welwyn Garden City which is causing delays between London and Stevenage via Potters Bar. Picture: Nick Gill (Image: Archant)
Trains passing through Welwyn Garden City will be disrupted this morning.
A points failure at WGC train station is causing delays between London Kings Cross and Stevenage.
Great Northern Rail said that trains will be cancelled or delayed.
To check your journey visit live travel updates on their website.
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