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.
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Sandiford, a former legal secretary originally from Redcar, was convicted of drug smuggling offences and sentenced to death in 2013.
Durham Crown Court heard that one of the male victims suffered a triple-fractured jaw, while left lying in the gutter, unconscious.