North Korea test-launches hypersonic missile system in front of Kim, nation says

North Korean leader Kim Jong Un oversaw test-flights of hypersonic missiles and called for a stronger nuclear war deterrent, state media said Monday, as Pyongyang ramps up weapons displays ahead of a major political conference.

North Korea’s state-run Korean Central News Agency said Sunday’s drill involving a hypersonic weapon system was designed to test combat readiness, sharpen missile troops’ operational skills and assess the country’s overall war deterrent.

"Through today’s launching drill...