Warning: Footage shown in this video may be distressing to some viewers. In 2006, Ken Peters was performing in a show at SeaWorld in San Diego when a killer whale suddenly turned on him. For the next ten minutes, Ken was locked in a life-and-death struggle with the three-tonne predator. Watch the full story from 2012: https://youtu.be/uotiFrxj6zc | 60 Minutes Australia

On this day 21st August, 36 years ago, a shocking and horrific incident happened at SeaWorld San Diego. Many captive killer whales and dolphins suffer terrible fates and the story of the orca Kandu is no exception. Taken from her family in Iceland, she was sent to SeaWorld San Diego where she became known for her aggressive behaviour. Another orca, Corky, had a close attachment to Kandu’s calf, Orkid, causing tension between the two females. On August 21st 1989, during a performance, Kandu aggre