Delays of up to 40 minutes on East Coast between Edinburgh Waverley and Glasgow Central due to signalling problem at Motherwell.
Affecting all services through Motherwell.
There is currently no estimate for when a normal service will resume.
More top news
Patrick van Aanholt's first half goal for Palace leaves Boro in deeply troubled waters.
Newcastle put a disastrous opening forty-five minutes behind them to salvage a point against relegation-threatened Bristol City.
Stephen Kerr was last seen in Bradford on Saturday, February, the 25th but is believed to be travelling around County Durham.