SEOUL, South Korea — North Korea said Wednesday its latest launches involved multiple weapons systems, including a nuclear-capable cruise missile that leader Kim Jong Un plans to deploy with front-line units facing South Korea, as he continues expanding his military capabilities.The report by North Korean state media came a day after South Korea’s military said it detected the North launching multiple projectiles, including at least one close-range ballistic missile, toward its western waters. South Korea’s Joint Chiefs of Staff said the missile flew about 80 kilometres (50 miles) but didn’t specify other types of weapons involved.North Korea’s official Korean Central…