ARLINGTON, Va. – Eleven people fell ill after a suspicious letter was opened in an administrative building at Joint Base Fort Myer-Henderson Hall in Arlington, Virginia, on Tuesday, according to the Arlington County Fire Department. The Arlington, Virginia, fire department is reporting that 11 people felt sick and three were taken to the hospital, believed to be Marines, where they are now reported to be in stable condition. Cars are searched, mail is normally screened, but a marine Corps official tells ABC news that after an envelope containing an unknown substance was opened late this afternoon at an administration building in Henderson hall, several people started to feel ill, a burning sensation, and the building was immediately evacuated.
A letter containing an unknown substance opened at a U.S. military base in Arlington, Virginia, leaves 11 people ill, with three being hospitalized.