WRIGHT-PATTERSON AIR FORCE BASE, Ohio – Reservists from the 445th Airlift Wing participated in Air Force Smart Operations for the 21st Century (AFSO 21) Lean Six Sigma Green Belt facilitator training May 9. The purpose of the training is to develop individuals to lead process improvements and teach participants to effectively use tools like Six Sigma, which is a method to eliminate variation and standardize a process and lean initiatives designed to eliminate waste or non-value added steps from a process. (U.S. Air Force photo/Staff Sgt. Mikhail Berlin)