More than 160 South Koreans have tested positive a second time for the coronavirus, a development that suggests the disease may have a longer shelf life than expected

More than 160 South Koreans have tested positive a second time for the coronavirus, a development that suggests the disease may have a longer shelf life than expected t.co/9k0Y5SEX59

— The Wall Street Journal (@WSJ) April 17, 2020

RISK MANAGEMENT UNDER UNCERTAINTY

Don't know if COVID spread via humans? Assume It does
Don't know if mask are effective? Wear it anyway
Don't know if incubation is 1 or 2 week? Assume is 3
Don't know if there's a shark in the pool? Don't jump in the pool

How hard can this be?

— Ryan DeLongpre 🇺🇸 (@jeitoapp) April 16, 2020

Over the past 24 hours, the U.S. reported 31,307 new cases of coronavirus and 2,248 new deaths, raising total to 679,781 cases and 34,532 dead t.co/Qs4encun9f

— BNO Newsroom (@BNODesk) April 17, 2020