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InsideDefense.com

DOD awards 12 firms $3.2 billion for Golden Dome space-based interceptors Pentagon's Golden Dome director spotlights a once-quiet Army sensor Navy may add two or more hulls to Columbia submarine program Navy to deploy first MUSV soon ahead of large scale-up Inside the Army - April 27, 2026 Defense group calls for harmonizing government cyber requirements, with CMMC assessment process now underway Golden Dome first look: Army gear (mostly), no Navy, no cities covered yet Senate authorizers pen bill that would add 200 F-15EX jets to total fleet size Lockheed: New long-term missile deals signal shift toward 'commercial-style' Pentagon contracting Guetlein: Golden Dome is 'shovel ready' as contracts awarded, sites scouted Seven Army weapon systems experienced 'critical' O&S cost growth, GAO finds Navy's FY-27 RDT&E budget justification books Navy's FY-27 O&M budget justification books The INSIDER daily digest -- April 23, 2026 Inside the Air Force - April 24, 2026 Leidos and HavocAI partner for Navy's MUSV solicitation White House preparing legislative proposals to back maritime agenda DOD leaders to provide Golden Dome update as Pentagon prepares for summer C2 demo Phelan out as SECNAV, Hung Cao to become acting secretary NGAS funding line disappears as Air Force shifts to focus on systems approach House hearing on shipbuilding | InsideDefense.com Air Force's FY-27 procurement budget justification books Air Force's FY-27 O&M budget justification books Space Force's FY-27 O&M budget justification books Air Force's FY-27 personnel budget justification books Air Force's FY-27 MILCON, BRAC budget justification books Air Force wants to shed 149 aircraft in FY-27, stabilize F-35 and KC-46 programs The INSIDER daily digest -- April 22, 2026 IG will evaluate how services implemented JIATF 401 counter-drone guidance CRS 'in focus' report on Russia's nuclear weapons
GAO report on weapon system sustainment
jliang · 2026-04-23 · via InsideDefense.com

DOCUMENT

April 23, 2026

The April 23, 2026 Government Accountability Office report "evaluates the extent to which DOD (1) identified critical [operations and sustainment] cost growth in its fiscal years 2023 and 2024 weapon system sustainment reviews and the causes of that growth, (2) has taken actions to address the critical O&S cost growth identified in the fiscal years 2021 and 2022 sustainment reviews, and (3) has taken steps to identify challenges and improve the sustainment review process."


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