A person has been hit by a train at Cramlington.
Journeys between Edinburgh and Newcastle may be delayed by up to 60 minutes.
These delays will continue until further notice.
Passengers may use Virgin Trains services between Edinbrugh and Birmingham New Street via Preston and East Coast services on any reasonable routes.
More top news
On a tour of the North East today, the Chancellor George Osborne made a series of promises which he claimed would help create 50,000 jobs.
Hundreds of people are expected to take part in two separate demonstrations in Newcastle tomorrow.
Teesside car parts manufacturer Nifco has announced a new £50 million deal with US car giant Ford.