(Middle) Kevin Walker, Defense Business Board member, receives a brief from Joint Base Charleston leadership, August 20, 2015 at JB Charleston – Air Base, S.C. The Defense Business Board provides the Secretary and Deputy Secretary of Defense, as well as other senior leaders, trusted independent and objective advice reflecting a private sector perspective on proven and effective best business practices for potential application to the Department. (U.S. Air Force photo/Staff Sgt. AJ Hyatt)

Kevin Walker, Defense Business Board member, conducts a Site Visit, August 20, 2015 at Joint Base Charleston – Air Base, S.C. The Defense Business Board provides the Secretary and Deputy Secretary of Defense, as well as other senior leaders, trusted independent and objective advice reflecting a private sector perspective on proven and effective best business practices for potential application to the Department. (U.S. Air Force photo/Staff Sgt. AJ Hyatt)