New viruses just tip of the iceberg: Wuhan virologist

BEIJING: New viruses being discovered are only the “tip of the iceberg”, said Shi Zhengli, deputy director of the Wuhan Institute of Virology that’s at the centre of conspiracy theories on the origin of the Covid-19 pandemic. “If we want to protect humans from viruses... we must go in advance to learn of these unknown viruses,” she said.