Outgoing Chief Army Gen. Frank Grass, outgoing chief of the National Guard Bureau, speaks during a change-of-responsibility ceremony at the Pentagon, Aug. 3, 2016. Air Force Gen. Joseph L. Lengyel took over as chief of the bureau during the ceremony. DoD photo by Navy Petty Officer 1st Class Tim D. Godbee SHARE: Download: Full Size (1.46 MB) Tags: Guard, Soldiers, Army Credit: Petty Officer 1st Class Tim D. Godbee VIRIN: 160803-D-SK590-082A.JPG Photo Gallery