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An employee holds a silicon wafer with chips etched into it as US Vice President Kamala Harris, not pictured, visits Applied Materials in Sunnyvale, California, on May 22, 2023. (Jim Wilson/AFP via Getty Images)
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A Terminal High Altitude Area Defense weapon system is shown in Guam on Oct. 26, 2017
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F-104 Starfighters
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Dr. Will Roper, Director of the Strategic Capabilities Office under the Office of the Secretary of Defense, explains U.S. military's use of the Micro UAV called Perdix at the Defense Advanced Research Projects Agency building on March 4, 2016, in Arlingto
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USS John F. Kennedy in drydock at Newport News Shipbuilding, Virginia
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Two readers say the U.S. Navy must assess the best mix of ships for future warfare.
