Coronavirus cases have surged in several areas thought to have the virus under control, including parts of South Korea, Australia and the US.
Source:
https://www.newscientist.com/article/2247445-lockdown-measures-return-as-covid-19-cases-spike-in-several-countries/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home