In a letter dated Thursday (January 26), Rubio said, "An investigative report suggests that Pfizer may be conducting gain-of-function research, which it dubs “directed evolution” research to mutate the SARS-CoV-2 virus to create additional, more potent variants and vaccines to combat future variants."
US Senator Marsha Blackburn decided to take Chen Weihua, head-on, instead of backing down. She replied back by calling him a 'thug' and a 'puppet' of Chinese Premier Xi Jinping.
Highlighting the expansionist intentions of the CCP, the Senator noted that China has been advancing their influence in the region by using the Coronavirus pandemic as a 'smokescreen.