October 16, 2020 China News China's Qingdao Covid cluster traced back to two dock workers, officials say Source: upstract.com Key Topics in this News Article: ChinaCovid-19Qingdao News Snapshot: China's Qingdao Covid cluster traced back to two dock workers, officials say SYNDICATED 2 hours ago View Original Full News → News Timeline:Track the development of related news across the Internet. Timeline is being generated. Please check back and refresh this page soon.