Metro passengers have faced disruption this morning after a train was withdrawn from service.
A delay of about 20 minutes between South Shields and South Gosforth was reported after a train developed a fault.
A tweet from Metro said: "We currently have a gap in service between South Shields and South Gosforth of approximately 20 minutes as a train was withdrawn from service due to a fault.
"We apologise for any inconvenience caused."
Shortly before 7am, Metro added that the train had returned to service and thanked passengers for their patience.