Dr. Tobler talks more with Colin Wright, the Managing editor of Quillette.com. Plus Dr. Salem Abdulrauf- St Louis neurosurgeon and author of "Three Invaders: The Secrets and Lies Behind the Deliberate Revision of History." And s visit with Helen Andrews, Senior Editor American Conservative, about her new book: "Boomers: The Men and Women Who Promised Freedom and Delivered Disaster."

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