Leader Greeting Secretary of Defense Lloyd J. Austin III greets Deputy Secretary of Defense David L. Norquist and Army Gen. Mark A. Milley, chairman of the Joint Chiefs of Staff, upon arriving at the Pentagon, Jan. 22, 2021. Austin was confirmed as secretary of defense earlier in the day. SHARE IMAGE: Download Image: Full Size (1.78 MB) Tags: austin, deputy secretary, defense secretary, chairman, norquist, milley Photo By: Lisa Ferdinando, DOD VIRIN: 210122-D-BN624-0071.JPG Photo Gallery