“Mr. Garcetti, the Los Angeles mayor, has been guided by history, spending his nights and weekends studying how California cities responded to the 1918 flu pandemic. One of his key takeaways is that acting too soon to reopen could be disastrous, citing a second wave of infections in 1918 that proved more deadly than the first.
In 1918, “L.A. acted quickly and kept with it,” he said. In contrast, San Francisco, he said, “had also done really well but then came out of it too quick, and had a second spike in the short term, which killed a lot of people.”
Epidemiologists say transmission dynamics will differ by state, city and neighborhood.”