There is evidence to show that the sharp increase in cases at Costco mimics the type of activity that happens after a superspreader event, health officials said.
YAKIMA COUNTY, Wash. — Nearly 150 employees at a Costco store in Yakima County are infected with coronavirus.
Lilian Bravo, Director of Public Health Partnerships with the Yakima Health District, said in a press release on Tuesday, Dec. 29 that 145 staff members have tested positive for COVID-19. All staff members who have tested positive are currently completing their isolation or quarantine periods.
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