North Korea agrees to dismantle missile test site

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The leaders of North and South Korea are claiming a diplomatic breakthrough at a historic summit taking place in Pyongyang this week. North Korea’s Kim Jong Un said in a statement with South Korea’s Moon Jae-In that the North has promised to shut down one of its main missile sites, producing an agreement to “achieve denuclearization.” NBC’s Janis Mackey Frayer reports for TODAY.