Airman Leadership School Class 18-C stands before the EC-47 static plane display on Goodfellow Air Force Base, Texas, April 9, 2018. ALS is a six-week course designed to prepare senior airmen to assume supervisory duties by offering instruction in leadership, followership, written and oral communication skills, and the profession of arms.  (U.S. Air Force photo by Airman 1st Class Seraiah Hines/Released)