Nov. 13, 2017: David Neiwert has been following right wing extremism in the United States for decades. He says the alt-right is becoming ever more powerful under President Trump, especially as more and more Republican lawmakers retire. Today, a conversation with Neiwert, plus a look at the allegations facing Alabama Senate Candidate Roy Moore; the debate over footage of mass shootings; and the final installment in our series, "To Serve and Protect: Life Behind the Blue Line."