U.S. Air Force Tech. Sgt. Jason Fregoso (left) and Master Sgt. Jeffrey Robbins, both from the 144th Aircraft Maintenance Squadron, troubleshoot a faulty fuel quantity indicator on a 144th Fighter Wing 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)