Delays of up to 30 minutes on First Transpennine Express between Newcastle and Darlington due to overhead line problems at Newcastle.
Disruption is expected until around 18:00. Also affecting East Coast, CrossCountry and Northern Rail services.
More top news
Richard Kilty and Laura Weightman are among four North East competing for Great Britain at the World Athletics Championships in Beijing
Teen charged with planning mass murder at former college defends keeping stash at home and says: "I wasn't going to ******* shoot anyone".
Patient thanks the Great North Air Ambulance Service who quickly treated him and flew him to hospital.