Trained to Kill: Inside Elite U.S. Ops (S3, E5) | America's Book of Secrets

They operate in the shadows... men trained to kill... without leaving a trace. But who are these secret forces? What are their covert methods? And, can they be trusted to protect the interests of the American people? Season 3, Episode 5, "America's Secret Armies." Chapters: 0:00 Introduction to...

42 min - Archaeology & Mysteries - HISTORY

Read Deeper: The Unexplained

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2. The Eerie Silence by Paul Davies - View on Amazon
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4. Abominable Science! by Daniel Loxton - View on Amazon
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7. Suspicious Minds by Rob Brotherton - View on Amazon
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9. Escape the Rabbit Hole by Mick West - View on Amazon
10. Among the Truthers by Jonathan Kay - View on Amazon
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12. Mary Celeste by Paul Begg - View on Amazon
13. The UFO experience by J. Allen Hynek - View on Amazon

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