BOSTON—Superiors of the Massachusetts Air National Guard member charged with leaking highly classified military documents had raised concerns internally on multiple occasions about his handling or viewing of classified information, according to a court filing Wednesday.
Justice Department lawyers made the disclosure in a court papers urging a magistrate judge to keep Jack Teixeira behind bars while he awaits trial in the case stemming from the most consequential intelligence leak in years. The judge is expected to hear more arguments Friday on prosecutors’ detention request and issue a ruling.