Newcastle Hospitals NHS Trust has had the most patients who have been harmed by incidents that should never have happened.
Gregg Easteal was in the studio to explain the figures.
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Durham Police say four women and one man have been arrested and two people remain up a tree at the Pont Valley opencast demonstration.
Durham Constabulary have called in a specialist climbing team to help remove protesters at the Pont Valley site.
Residents of a 495-property housing estate in Newton Aycliffe are split over proposals to demolish and rebuild the site.