U.S. Air Force Senior Airman Grant Georgeson, 144th Aircraft Maintenance Squadron avionics section, California Air National Guard, installs a fuel quantity signal conditioner on an F-15C Eagle during Sentry Aloha 17-03 April 5, 2017. Sentry Aloha is an Air Guard led exercise that provides a current, realistic, and integrated training environment to the U.S. Air Force and joint partners. (Air National Guard photo by Senior Master Sgt. Chris Drudge)