Hyten and Norquist Deputy Defense Secretary David L. Norquist and Air Force Gen. John E. Hyten, the vice chairman of the Joint Chiefs of Staff, brief reporters at the Pentagon on COVID-19 and a presidential tweet warning Iran, April 22, 2020. SHARE IMAGE: Download Image: Full Size (6.88 MB) Tags: deputy secretary, hyten, Norquist, Vice Chairman Photo By: Air Force Staff Sgt. Jackie Sanders, DOD VIRIN: 200422-D-XI929-1015.JPG Photo Gallery