NEWBURYPORT, Mass. — Fire officials responded to a hazmat situation at the Newburyport District Court building Tuesday afternoon.A hazardous material team arrived after a report of a "suspicious white powder" found in a plastic bag in the women's restroom around 10:30 a.m.One person was in the vicinity of the unknown substance and was taken to an area hospital as a precaution.The Newburyport Fire Department Chief Christopher LeClaire says the powder was sent to a laboratory for testing,