| USC engineers help fast-track VESper approval The university’s College of Engineering and Computing helped test and print prototypes of the Prisma Health device, which allows 4 patients to be treated on 1 ventilator, and is working to improve and expand its function. Columbia City Council passes stay-at-home order City of Columbia residents must shelter at home unless providing or requiring an essential service, according to the ordinance. The measure contains a list of essential services that will remain open. | 