Angelique Jackson Award-winning nonfiction filmmaker and writer Brett Story has signed with CAA ahead of the world premiere of her latest documentary, “Union.” Story co-directed the feature with Stephen Maing about the Amazon Labor Union (ALU), a group of current and former Amazon workers in New York City’s Staten Island, as they take on one of the world’s largest and most powerful companies in a fight to unionize. “Union” will make its world premiere at the Sundance Film Festival on Jan.