Erdrich's new novel, 'The Night Watchman,' was inspired by her grandfather, a chairman of the Turtle Mountain Band of Chippewa who fought a Congressional initiative to move indigenous peoples off their land and into cities. Erdrich says the policy amounted to tribal termination. "Termination was a way to finally resolve what Congress thought of as 'the Indian problem,'" she says.Also, critic John Powers reviews the genre-bending film 'Bacurau,' about a small Brazilian town grappling with a series of mysterious events.