Research was omitted from landmark paper claiming natural origin of SARS-CoV-2. Report: Claire Robinson Chinese and US scientists have been collaborating for years in dangerous gain-of-function experiments that involve genetically engineering coronaviruses from bats and other animals, as revealed by a series of scientific publications. The coronaviruses are related to the SARS viruses that cause severe respiratory diseases in humans. The scientists were based at the Wuhan Institute of Virology (WIV) in China, the lab suspected by some of accidentally releasing the SARS-CoV-2 virus that caused the COVID-19 pandemic, and at the University of North Carolina (UNC) in the US....