"I Wanted to Enchant the Birds, and the Increasingly Poisonous Skies They Fall Out Of": Shaunak Sen on His Sundance-Debuting doc All That Breathes

"You don't care for things because they share the same country, religion or politics. Life itself is kinship. We're all a community of air." Those are the poetic words heard in the closing voiceover of Shaunak Sen's mesmerizing All That Breathes. World-premiering in the World Cinema Documentary Competition (January 21) at this year's Sundance, the film's an ambitiously intricate study of the intersection of environmental collapse, religious tension, and the love of two Muslim brothers for a feat...