Powerful, infuriating and at times overwhelming, Ava DuVernay’s documentary “13TH” will get your blood boiling and tear ducts leaking. It shakes you up, but it also challenges your ideas about the intersection of race, justice and mass incarceration in the United States, subject matter that could not sound less cinematic. Yet Ms. DuVernay — best known for “Selma,” and a filmmaker whose art has become … Continue reading Ava DuVernay’s 13TH