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First Army Leadership
Lt. Gen. Mark Landes
Commanding General
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Command Sgt. Maj. Christopher Prosser
Command Sergeant Major
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Maj. Gen. Mark McCormack
Deputy Commanding General (Operations)
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Maj. Gen. Timothy Brennan
Deputy Commanding General (Support)
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COL Gary McDonald
174th Infantry Brigade Commander
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CSM Charles Houston
174th Infantry Brigade CSM
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Maj. Gen. Mark McCormack