Airman 1st Class Kyle Cazier, 374th Maintenance Squadron propulsion flight aerospace propulsion apprentice, darkens part of a ‘Mr. Miyagi’ drawing on a propeller blade at Yokota Air Base, Japan, Sept. 23, 2015. The drawing is a reference point on the number three blade to ensure the number one blade is kept pointing up, preventing hydraulic fluid leaks. (U.S. Air Force photo by Senior Airman David Owsianka/Released)