Airman 1st Class Kyle Segura, an F-15E Strike Eagle maintainer assigned to the 332d Expeditionary Maintenance Squadron, inspects the cockpit ejection system during phase maintenance March 1, 2018, at an undisclosed location. Phase maintenance typically takes seven to ten days, allowing maintainers to break down the jet and inspect every aspect of its complex systems. (U.S. Air Force photo by Staff Sgt. Joshua Kleinholz)