Where To Stream America's Book of Secrets Season 3 Episode 5

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? Delve into the clandestine operations of the United States most expertly trained secret weapons. But what exactly are these surreptitious services designed to do--and whom do these stealth-like soldiers ultimately report to? Are the strategies of these covert armies effective in...