Brig. Gen. Andrew Twomey, US Army Ret., senior vice president and general manager at ManTech International Corporation’s C4ILOG-SE Business Unit, discusses how the company uses its “cyber range” to train individuals and groups, why military and commercial skillsets are needed to strengthen system security, and more during an interview at the Association of the United States Army’s 2017 AUSA Annual Meeting and Exposition in Washington. The Defense & Aerospace Report’s coverage is sponsored by AM General, Elbit Systems of America, General Motors HydroTec, L3 Technologies and Leonardo DRS.