sentences:  In addition, there are elements of the 137th Aviation Regiment in the state, previously part of the 18th Aviation Brigade before it was deactivated.Additional changes will occur with the subsidiary units of the 73rd Troop Command.As a consequence of the transformation of the 37th into an infantry brigade combat team, the unit is to be given the old Buckeye Patch of the 37th Infantry Division of World War I and World War II.