The city of Dalian in northeastern China is struggling to contain a local COVID-19 outbreak, as authorities announced that all residents would be required to take nucleic acid tests following the detection of more infections. Deputy Director of the Dalian Health Commission Zhao Lian on Dec. 22 also ordered all residents to stay within city borders. The travel ban was due to the ongoing outbreak, she said. Meanwhile, speculation surfaced on the internet that local schools had cluster outbreaks. In a statement, Dalian Ocean University, which has campuses across the city, stated in response that it ordered all teachers and staff to work from home on Dec. 22 and all students to stay at school. The university said people should wait for a government announcement about whether there was an outbreak. The Dalian government hadn’t announced any infections related to the school as of press time. Since the CCP virus …