Public Health Coronavirus Lockdown Hits Shanghai, Case Rates Fall With rapid spread of the COVID-19 Omicron variant, health authorities in China have imposed a city-wide lockdown on Shanghai. The plan is to conduct the lockdown in two stages over a nine-day period as the metropolis is home to more than 25 million people. Widespread testing is being deployed. As a major financial and commercial city, the closure of Shanghai poses potential short-term economic heartaches. Countrywide, the daily case count has fallen to a seven-day average of 9,403 cases and 167 related death this week. New cases are down by 49 percent in the past week. Clearly, the lockdown strategy has the ability to cut spread in the short-term, but larger questions remai...