There are delays of around an hour on East Coast Mainline trains between Peterborough and London King's Cross this evening after a person was killed on the lines.
The individual was hit by a train near Alexandra Palace this afternoon, Monday November 6, and was pronounced dead at the scene.
As a result lines were blocked between London King's Cross and Stevenage.
Routes affected include Virgin Trains East Coast and Interchange
Great Northern between London Kings Cross and Ely / Cambridge / Peterborough.
Trains are expected to be delayed by up to 60 minutes, cancelled or revised.
National Rail anticipate disruption will continue until 9pm.