DEFENSE ACQUISITION REFORM Persistent Challenges Require New Iterative Approaches to Delivering Capability with Speed Statement of Shelby S.Oakley,Director,Contracting and National Security Acquisitions Testimony Before the Subcommittee on Military and Foreign Affairs,Committee on Oversight and Government Reform,House of Representatives For Release on Delivery Expected at 10:00 a.m.ET Wednesday,June 11,2025 GAO-25-108528 United States Government Accountability Office