The Chinese authorities on Dec. 14 reported its second case of the Omicron variant in a 67-year-old man who tested positive after more than two weeks of quarantine. The infected person, who lives in the southern city of Guangzhou, returned to China on Nov. 27, according to the Guangzhou Municipal Health Commission. He first experienced a two-week centralized quarantine in Shanghai, during which he was repeatedly tested negative for the virus. After flying from Shanghai to Guangzhou on Dec. 11, he started another week of isolation at home. The man received his positive result on Dec. 13. He was confirmed as a case of Omicron variant on Tuesday after the Chinese Center for Disease Control and Prevention reviewed the gene sequencing. Omicron is the latest variant of the CCP (Chinese Communist Party) virus, which causes COVID-19. Guangzhou health authorities said the patient is being treated in isolation in a hospital. …