Performing the Duties of Assistant Secretary of Defense for Homeland Defense and Americas Security Affairs, Mr. Joseph M. Humire; Commander U.S. Southern Command, Gen. Francis L. Donovan, USMC; and Commander U.S. Northern Command and North American Aerospace Defense Command, Gen. Gregory M. Guillot, USAF, testify at 10 a.m. EDT, at a House Armed Services Committee hearing on U.S. Military Posture and National Security Challenges in the Western Hemisphere, 2118 Rayburn House Office Building, Washington, D.C.

The Under Secretary of War for Acquisition and Sustainment the Honorable Michael P. Duffey, testifies at 10 a.m. EDT, at a House Foreign Affairs Committee hearing on Reforming America's Defense Sales, 2172 Rayburn House Office Building, Washington, D.C.

Commander U.S. Space Command Gen. Stephen N. Whiting, USSF; Commander U.S. Northern Command and North American Aerospace Defense Command Gen. Gregory M. Guillot, USAF; Commander U.S. Strategic Command Adm. Richard A. Correll, USNS; the Assistant Secretary of Defense for Space Policy the Honorable Marc J. Berkowitz; and the Assistant Secretary of Defense for Nuclear Deterrence, Chemical and Biological Defense the Honorable Dr. Robert P. Kadlec, testify at 3:30 p.m. EDT, at a House Armed Services Subcommittee on Strategic Forces hearing on the fiscal 2027 Strategic Forces Posture, 2212 Rayburn House Office Building, Washington, D.C.