旧金山 (San Francisco)
San Francisco has a population of 881,549 and the number of protesters has reached about 30,000 since May 30, 2020. Assuming that San Francisco completely lifts lockdown in the end of June, the second outbreak would peak in middle August, with daily new confirmed cases of about 100. After adding influence factor of protest to prediction model, the number of daily new confirmed cases will reach about 400. Due to re-implementation of control measures, the second outbreak will gradually subside by October 2020, but the number of cumulative confirmed cases will reach about 22,000.