Airmen with both the 103rd Maintenance Squadron and 123rd Maintenance Group are briefed on the ISO inspection process while deployed to the Combat Readiness Training Center, Gulfport, Miss., June 25, 2014. ISO, short for isochronal, is a type of scheduled aircraft inspection enabling maintainers to thoroughly identify and repair problems as needed across the entire airframe. Aircraft maintainers with the Connecticut Air National Guard are training alongside their counterparts from the Kentucky Air National Guard. (U.S. Air National Guard photo by Senior Airman Jennifer Pierce)