North Korea's Hwasong-18 Launch Irks Putin? Moscow Probes If ICBM Crashed in Russian Waters

North Korea's recently launched intercontinental ballistic missile may have landed in Russian waters. Moscow is investigating whether Pyongyang's ICBM fell in its Special Economic Zone. Earlier this week, North Korea launched solid-fuel intercontinental ballistic missile Hwasong-18. The missile is the core of North Korea's nuclear strike force. Watch this video for details.