Some people can get the pandemic virus twice, a study suggests. That is no reason to panic
http://www.sciencemag.org/news/2020/08/some-people-can-get-pandemic-virus-twice-study-suggests-no-reason-panic
Airport staff members take details of arriving passengers at the Hong Kong International Airport, where a man reinfected with the virus that causes COVID-19 arrived from Europe on 15 August.
Science’s COVID-19 reporting is supported by the Pulitzer Center and the Heising-Simons Foundation.