In October 2015, Wuhan Lab’s virologist Shi Zhengli and team located the mysterious bat cave of Shitou in Yunnan province where they collected blood samples from more than 200 residents in four villages near the cave.

Its found that six of them, carried antibodies against SARS-like coronaviruses from bats. She reports that none of them had pneumonialike symptoms. She said that none of them were involved in wildlife business