Jack Teixeira, a member of the Massachusetts Air National Guard charged with leaking classified military documents on a social media platform, pleaded guilty on Monday to carrying out one of the most serious U.S. national security breaches in years.
Jack Teixeira, a member of the Massachusetts Air National Guard charged with leaking classified military documents on a social media platform, pleaded guilty on Monday to carrying out one of the most serious U.S. national security breaches in years.