Singapore has mandated masks effective April 14, and cases have recently exploded largely due to unchecked transmission in dorms for foreign workers. https://e

Singapore has mandated masks effective April 14, and cases have recently exploded largely due to unchecked transmission in dorms for foreign workers. https://en.wikipedia.org/wiki/2020_coronavirus_pandemic_in_Singapore https://en.wikipedia.org/wiki/2020_coronavirus_pandemic_in_S...