Caption
Bucket-wheel excavators mine rare earth materials on Ukrainian soil on February 25, 2025, in the Zhytomyr region of Ukraine. (Kostiantyn Liberov via Getty Images)
Mark Gunzinger
Senior Fellow, Center for Strategic and Budgetary Assessments
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Caption
A US Air Force F-35A Lightning II refuels during exercise Mobility Guardian 23 on July 18, 2023, over the Pacific Ocean. (US Air Force photo by Staff Sgt. Christian Sullivan)
