Swearing In Secretary of Defense Lloyd J. Austin III swears in Christopher Maier as the Defense Department's new assistant secretary for special operations and low-intensity conflict during a ceremony at the Pentagon, Sept. 16, 2021. SHARE IMAGE: Download Image: Full Size (3.3 MB) Photo By: Marine Corps Sgt. Taryn Sammet VIRIN: 210916-D-ZY556-0034.JPG Photo Gallery