Lt. Col. Robert M. Lee repeats the oath of office after Col. Gerald Mazur, 91st Cyber Brigade commander, as part of a direct commissioning ceremony March 1, 2025, at 91st headquarters, Fort Belvoir, Va. Lee, an internationally-known expert in cybersecurity and operational technology, will work in the 91st as executive officer, Information Operations Support Center, and help build an OT plan that can be modeled by other organizations.