An In-N-Out in San Francisco on Oct. 14 became the first restaurant to be shut down by the city’s health department for refusing to ask customers to present evidence showing they are vaccinated against COVID-19. The Fisherman’s Wharf branch of the fast-food chain was closed by the San Francisco Department of Public Health for violating a mandate issued by the city in August that requires individuals dining indoors to be fully vaccinated. The requirements went into effect on Aug. 20. “Vaccination is particularly important in a public indoor setting where groups of people are gathering and removing their masks, factors that make it easier for the virus to spread. That is why San Francisco requires proof of vaccination for indoor dining,” the city’s health department said in a statement of the closure, noting that the burger chain had been asked to comply on Sept. 24 following a complaint from a …