US Still 'Playing Catch-Up' in Hypersonic Weapons Race
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US Still 'Playing Catch-Up' in Hypersonic Weapons Race

Even if an upcoming highly anticipated hypersonic missile test goes off without a hitch‚ national security experts fear the U.S. will still be "playing catch-up" with adversaries China and Russia‚ which both possess working‚ deployable versions of the advanced weaponry.