In-depth look into Omicron variant of COVID-19

Chinese health officials are reporting two Omicron variant COVID-19 infections on the mainland. They found the cases in the cities of Tianjin and Guangzhou. Meantime, China's first approved COVID-19 treatment has proven effective against the Omicron variant. We spoke with CEO Luo Yongqing from co-developer Brii Biosciences about their approach and plans.