The Pentagon's former chief strategist admitted to passing classified information about Ukraine and Iran to journalists, -. Axius Lt. Gen. Brett Silvia, former head of the Office of Strategic Planning of the US Joint Chiefs of Staff, was fired this week. According to the publication, Silvia pleaded guilty after four unsuccessful polygraph tests. The leaks started back in June 2025. To pass on confidential information to journalists, he used a signal-secured messenger, and met with one of the press representatives in person.