U.S. Air Force Col. Erik Rundquist, Air Combat Command chief of security forces, speaks during the National Police Week opening ceremony at Joint Base Langley-Eustis, Va., May 15, 2017. In 1962, President John F. Kennedy signed Public Law 87-726 designating May 15 as Peace Officers' Memorial Day, and the week in which May 15 falls as National Police Week. (U.S. Air Force photo/Staff Sgt. Areca T. Bell)