Director for Defense Intelligence (Collection and Special Programs) Neill T. Tipton, Office of the Under Secretary of Defense for Intelligence; Victorino G. Mercado, performing the duties of assistant secretary of defense for strategy, plans, and capabilities; and Dr. Milan Nikolich, director, defense research and engineering for research and technology, Office of the Under Secretary of Defense for Research and Engineering, provide testimony at 2 p.m. EST to the House Armed Services Subcommittee on Intelligence and Emerging Threats and Capabilities on "Climate Change in the Era of Strategic Competition," Room 2118, Rayburn House Office Building, Washington, District of Columbia. The hearing will also be streamed live on Defense.gov.