Prosecutors said Jack Teixeira "perpetrated one of the most significant and consequential violations of the Espionage Act in American history."

Teixeira pleaded guilty in March to six counts of leaking classified military information. His plea deal included 16 years in prison.

Pentagon leaker Jack Teixeira will now face a military court-martial, according to the U.S. Air Force.

Air Force prosecutors asked to recommend that Jack Teixeira be court-martialed for disobeying orders and obstructing justice after leaking national defense secrets.

Massachusetts Air National Guardsman Jack Teixeira will face military criminal proceedings this month for alleged violations of the Uniform Code of Military Justice.

Jack Teixeira, the young Massachusetts Air National Guardsman accused of leaking a trove of classified military documents, is pleading guilty.

Fifteen airmen have been disciplined for failing to take proper action when they became aware of accused leaker Jack Teixeira's activities, the Air Force said

The Massachusetts Air National Guardsman accused of posting classified information on an online chat group asked a federal judge to reconsider his pretrial detention.

The Pentagon will tighten controls on classified information after the Discord leak.

Jack Teixeira, the member of the Massachusetts Air National Guard accused of leaking classified documents online, has been indicted by a federal grand jury.

The Special Counsel has expanded his probe into political action committees that were formed by Trump allies.

Jack Teixeira, the 21-year-old airman charged in connection with the leaked documents probe, was ordered detained ahead of his trial during a hearing Friday.

Jack Teixeira was twice admonished by his superiors last year over his "concerning actions" with regards to classified information, prosecutors said in a court filing

The Massachusetts airman accused of leaking highly classified U.S. intelligence documents is asking a magistrate judge to release him from pretrial detention.

Massachusetts Air National Guardsman Jack Teixeira accessed "hundreds" of highly classified U.S. intelligence documents, federal prosecutors said.

Reports have indicated suspect Jack Teixeira was driven to share classified documents to impress friends he made on the messenger platform Discord.

Jack Teixeira, 21, "improperly and unlawfully retained and transmitted national defense information to people not authorized to receive it."

The Air Force has opened its own probe into the secret documents disclosure and says the accused leaker’s unit is no longer carrying out its intelligence mission.

Accused leaker Jack Teixeira had a top secret clearance but new questions are being asked about how the IT specialist had access to high-level documents.

The documents were posted online.

Jack Teixeira, a 21-year-old employee of the Massachusetts Air National Guard, was arrested in connection with the leak of classified national defense information.

The 21-year-old arrested in connection with the leaked documents probe made his first appearance in court Friday.

The secret intelligence documents that were allegedly leaked on Discord may have then been shared wider by a different young Discord user, a server admin told ABC News.

Jack Teixeira is a member of the Massachusetts Air National Guard.

Discord, the social platform on which U.S. classified documents were recently leaked, has become more popular with far-right extremists, experts say.

It could be the worst U.S. intelligence breach in years.