Chief of Space Operations, U.S. Space Force, Gen. B. Chance Saltzman, USSF; Chief of Staff of the Air Force Gen. Kenneth S. Wilsbach, USAF; and Secretary of the Air Force the Honorable Troy E. Meink, testify at a Senate Committee on Appropriations, Subcommittee on Defense, hearing at 10:30 a.m. EDT, Dirksen Senate Office Building 192, Washington, D.C.