Complex sentence: North Korea currently deploys a No Dong ballistic missile capable of hitting Japan and South Korea, and is developing a new intermediate-range ballistic missile (IRBM) which can reach Guam and the Aleutian Islands.
Split into simpler sentences: North Korea currently deploys a No Dong ballistic missile capable of hitting Japan and South Korea. They are continuing development of a new intermediate-range ballistic missile (IRBM) which can reach Guam and the Aleutian Islands.