Teixeira leaked highly classified Pentagon documents to an online platform popular with gamers.

David Slater, 63, allegedly sent classified material to a person he thought to be a woman in Ukraine.

A report says Jack Teixeira's supervisors failed to take action despite "questionable activity".

The defence department wants a new office for insider threats and systems to detect electronic devices.

Jack Teixeira, 21, is charged with transmitting classified defence documents on a gaming website.

Prosecutors argue airman Jack Teixeira, 21, poses an ongoing risk to US national security.

A 21-year-old accused of leaking classified files ignored warnings from his superiors, prosecutors say.

Leaking suspect Jack Teixeira got top-secret clearance despite a problematic school suspension.