The northeastern Chinese city of Dalian detected one COVID-19 infection of the highly transmissible Omicron variant of the coronavirus, state television said in a report late on Wednesday. The virus detected in the infected individual, who arrived in Dalian from the northern city of Tianjin, was highly similar to the Omicron virus found during the current outbreak in Tianjin, according to the report. The buildings where the infected individual and the person’s close contact lived have been sealed up, state television said.