South Korea tested its first domestically built hypersonic glide vehicle. Launched from a barge off the west coast, the weapon separated from its booster, maneuvered at Mach 5 p…

South Korea tested its first domestically built hypersonic glide vehicle. Launched from a barge off the west coast, the weapon separated from its booster, maneuvered at Mach 5 plus and struck a maritime target. No…

