There's more to origin tracing demand than meets the eye

Editor's note: Instead of focusing on controlling the virus at home and maintaining the momentum of the vaccination drive, the US is now attempting to manipulate the WHO in a so-called phase two origin tracing investigation in China. Experts said that the study of origins is a matter of science and called for stopping politicizing virus origins.

Video: Sun Xiaoyu

Producers: Zhu Ping, Zhang Chunyan, Song Wei

Supervisor: Xing Zhigang