Player Embed Code: Download Embed Share DOD Leaders Brief Senate on Defense Health Defense.gov April 20, 2021 | 42:17 Dr. Terry Adirim, acting assistant secretary of defense for health affairs; Lt. Gen. R. Scott Dingle, Army surgeon general; Rear Adm. Bruce L. Gillingham, Navy surgeon general; and Lt. Gen. Dorothy A. Hogg, Air Force surgeon general, speak before a Senate Appropriations Committee subcommittee about defense health, April 20, 2021.