Question: In what year was the Under Secretary of the Air Force replaced by a former member of the United States House of Representatives?
Sentence (from "Chief Master Sergeant of the Air Force"): The holder of this rank and position of office represents the highest enlisted level of leadership in the Air Force, and as such, provides direction for the enlisted corps and represents their interests, as appropriate, to the American public, and to those in all levels of government.
Relevant evidence: No