U.S. Air Force Airman 1st Class Tychaun Kingston, 44th Aircraft Maintenance Unit crew chief, performs maintenance on an aileron switching valve April 24, 2017, at Kadena Air Base, Japan. The aileron switching valve directs hydraulic fluid to the ailerons, providing pressure to the rudders. (U.S. Air Force photo by Senior Airman Lynette M. Rolen)