"I Always Had Two to Three Cameras Rigged": DP John Behrens on The Game Changers

Louie Psihoyos, the Oscar-winning director of The Cove, returns to the Sundance Film Festival with The Game Changers, his new documentary on the health and environmental impacts of plant-based diets. Psihoyos premiered his previous doc, Racing Extinction, at the festival in 2015. John Behrens (The Mask You Live In) served as a cinematographer on that project, and he reunites with Psihoyos as the DP of The Game Changers. Below, Behrens speaks with Filmmaker about shooting in five different countr...