On Friday, a new leader will take over First Army. At a change of command ceremony on Arsenal Island, Major General Stephen Twitty will become the 38th commanding general.
Twitty comes to First Army from Fort Bliss, Texas, where he served as commanding general of the lst Armored Division and the Army Garrison.
Prior to the change of command, Twitty will be promoted to the rank of lieutenant general during a ceremony at First Army headquarters.
He takes over from Lieutenant General Michael Tucker who plans to retire after 44 years in the Army - Tucker has led First Army for three years.