A Justice Department filing urging that Airman Jack Teixeira be held without bail said his superiors had admonished him for taking notes and conducting deep-dive searches last fall.
A review of more than 9,500 messages obtained by The New York Times offers important clues about the mind-set of a young airman implicated in a vast leak of government secrets.
A magistrate judge in Massachusetts did not immediately rule on whether to release Jack Teixeira, the 21-year-old Air National Guardsman, to his parents before his trial.