North Korea has tested several new weapons under its leader Kim Jong Un, including tactical ballistic missiles, artillery rockets and AI-guided cruise missiles, state media KCNA reports. The tests assessed the power of a 'special mission warhead' on tactical ballistic missiles, the reliability of long-range multiple-launch artillery rockets and the accuracy of AI-guided tactical cruise missiles, KCNA said. KCNA said the cruise missiles are ready for combat and will be used by artillery units