Mark Levin's new book, "Rediscovering Americanism," an assault on the media and progressives and a call for Americans to take back their country, debuts today at No. 1 on Amazon. Showing the draw of the New York Times bestselling author and top syndicated radio host, his book is already on the way to becoming another big seller. "My new book covers a lot of territory — philosophy, history, economics, law, culture, etc. And I look deeply into what is meant by Americanism, republicanism, individualism, capitalism. What do we mean by natural law, unalienable rights, liberty, and property rights? From where...