U.S. Air Force Staff Sgt. Kelly Mason, 18th Wing protocol specialist, aligns a water glass before a meeting between 18th Wing leadership and members of the Japan-American Air Force Goodwill Association March 13, 2018, at Kadena Air Base, Japan. Protocol is the expert of whether customs and courtesies are necessary and help to ensure every event follows proper AFI guidance. (U.S. Air Force photo by Airman 1st Class Greg Erwin)