Caught on cam: Global investigation uncovers 'sadistic monkey torture' of baby macaques

This image from video provided by the Chinese Academy of Sciences in January 2018 shows cloned monkeys Zhong Zhong and Hua Hua in Shanghai, China. Researchers said the genetically identical long-tailed macaques are the first primate clones made by by the method that produced Dolly the sheep. (Qiang Sun and Mu-ming Poo/Chinese Academy of Sciences via AP)