U.S. Air Force Staff Sgt. Cody Russel, 1st Maintenance Squadron low observerable structural maintenance journeyman, sands a U.S. Air Force F-22 Raptor at Joint Base Langley-Eustis, Va., Feb.14, 2017. Low observable technology, enhances the multi-role fighter’s stealth capability, an important asset in any contingency. (U.S. Air Force photo/Senior Airman Areca T. Bell)