A third case was diagnosed in hotel quarantine. There is "no risk at all" to the public from the two new cases, Chief Health Officer Jeannette Young said. "When they went into home quarantine they tested negative. They have now tested positive," Dr Young said. "We have gone and done some further work and they had no public exposure sites." READ MORE: Ten Queensland hospital staff who saved the life of a patient with COVID have been forced into 14-day isolation after becoming casual contacts.(Nine) Ms Palaszczuk also praised the 10 hospital staff who saved a COVID-19 patient's life at the Sunshine Coast University Hospital.