U.S. Army Gen. Frank J. Grass, Chief, National Guard Bureau, is welcomed by Col. Patrick Guinee, commander of the 158th Fighter Wing, Burlington International Airport, South Burlington, Vt., on May 2, 2015. Grass met with senior leadership, recognized Airmen and administered a reenlistment ceremony during his visit. (U.S. Air Force Photo by Senior Airmen Jonathon Alderman)