On PBS, Rebeccah Heinrichs analyzes President Donald Trump’s speech at the World Economic Forum, highlighting his assurance that the United States will not use force to obtain Greenland. She also discusses US security interests in the Arctic and America’s role in shaping today’s global order.
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The Taiwan Semiconductor Manufacturing Company’s Fab 20, which specializes in the production of 2-nanometer advanced chips, in Hsinchu, Taiwan, on March 28, 2026. (Getty Images)