Three New COVID-19 Cases Linked to Worker in SA Quarantine Hotel

Local officials (L) in protective gear help with baggage as Australian residents (R) arrive at a hotel in Adelaide for mandatory 14-day quarantine after returning from overseas on April 21, 2020. Brenton EDWARDS / AFP via Getty Images

South Australia has three new cases of locally-acquired COVID-19 after a worker from a quarantine hotel infected family members.