South Australian health authorities are trying to find a third exposure site linked to infected removalists from New South Wales as the state records two new cases of COVID-19 in hotel quarantine. Deputy Chief Public Health Officer Emily Kirkpatrick said one of the two international travellers could have caught the virus from an adjoining room in hotel quarantine and this is currently under investigation. Dr Kirkpatrick said authorities are attempting to pinpoint a third potential exposure site that could have stemmed from the removalists' interstate work trip. Deputy Chief Public Health Officer Dr Emily Kirkpatrick has confirmed two additional COVID-19 cases in South Australia.(9News)