Player Embed Code: Download Embed Share DOD Officials Host News Conference Defense.gov March 10, 2020 | 39:25 Assistant Defense Secretary for Public Affairs Jonathan Rath Hoffman and Navy Rear Adm. William D. Byrne Jr., Joint Staff vice director and and Air Force Brig. Gen. Paul A. Friedrichs, Joint Staff Surgeon, hold a news conference at the Pentagon, March 10, 2020.