Pakistan, Nov. 5 -- North Korea conducted test launches of a newly designed air defense missile system and staged a long-range strategic cruise missile strike drill. State news KCNA reported Thursday that the Missile Administration oversaw the tests to verify technical specifications and operational capabilities. Furthermore, South Korea's Joint Chiefs of Staff detected multiple projectiles launched toward the East Sea from the Sondok region in South Hamgyong Province. Consequently, military authorities in Seoul and Washington are evaluating flight trajectories and technological features of the tested weapons systems. Therefore, regional security forces maintain heightened surveillance following Pyongyang's fourth weapons demonstration wi...