How TV Shows 'Doctor Who,' 'Outlander' And 'This Is Us' Tackled Race

TV writers tend to shy away from race — especially when time travel is involved. But "Doctor Who" turned the tables when it sent its main characters into 1950s Birmingham, Alabama, in the show's first episode from a black writer. Here & Now's Robin Young talks with NPR TV critic Eric Deggans (@Deggans).