Scores of U.S. diplomats and CIA officers in Cuba and China have been sickened by a mysterious illness in recent years. Now a year-long probe may have uncovered the likely cause. NBC’s Andrea Mitchell reports and speaks exclusively with a veteran CIA officer whose career was cut short. » Subscribe to TODAY: » Watch the latest from TODAY: About: TODAY brings you the latest headlines and expert tips on money, health and parenting. We wake up every morning to give you and your family all you need to start your day. If it matters to you, it matters to us. We are in the people business. Subscribe to our channel for exclusive TODAY archival footage & our original web series. Connect with TODAY Online! Visit TODAY's Website: Find TODAY on Facebook: Follow TODAY on Twitter: Follow TODAY on Instagram:
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