Delays of up to 30 minutes on East Coast between Kings Cross and Doncaster due to signalling problem at Peterborough.
Mainly affecting northbound services.
Trains are running at reduced speed through the affected area, resulting in delays.
There is no estimate for a normal service.
More top news
The game was 2-2 after normal time, and Tyler Walker's strike in extra time put the Magpies out of the competition
Police carrying out a drugs raid in Stockton found a cannabis farm with plants valued in excess of £60,000.
No one was understood to be injured in the incident and the reason for the engine failure is currently unknown.