Columnist Sarah Harris is back with her review of Blackfisk, the controversial documentary revealing the true story behind the death of Dawn Brancheau at Seaworld, Orlando. WHAT: BLACKFISH THE PREMISE: A DOCUMENTARY THAT SNEAKS BEHIND THE SCENES AT ONE OF THE WORLD’S BIGGEST MARINE MAMMAL PARKS, SEAWORLD ORLANDO, AND LOOKS DEEPER INTO A CONTROVERSIAL DEATH…