Researchers overseas hail China's first monkey clones as advance for better human disease research

Two cloned macaques named Zhong Zhong and Hua Hua are held by a nurse at the non-human-primate research facility under the Chinese Academy of Sciences (CAS) on Jan. 22, 2018. China on Thursday announced it successfully cloned world's first macaques from somatic cells by method that made Dolly. (Xinhua/Jin Liwang)