"Widows" is Steve McQueen's sprawling drama about a crew of women planning a heist while trying to navigate a web of political corruption and underworld rivalries in Chicago. In this week's episode, we ponder the majesty of Viola Davis being Viola Davis, the fluidity of Steve McQueen's camera work, what "Widows" has to say about this moment in American politics, the nature of self-interest and Chazz Reinhold's dictum that grief is nature's most powerful aphrodisiac.