Thom Hartmann has just published a new book entitled “The Hidden History of Guns and the Second Amendment.” Thom is a progressive radio host, and he is brilliant. If I could only live in his mind for 10 minutes, I would forever be happy. Before you turn off at the sound of “progressive,” understand Thom is a great historian; and no matter where you fall on the Second Amendment, there is plenty you can learn about the history of gun ownership in the U.S. Hartmann goes on to talk about the election of 2016, an election most of us were...