Photo taken on March 26, 2020 shows a field hospital at the University Stadium in Lisbon, Portugal. Portuguese authorities upgraded on Thursday the country's COVID-19 situation to the mitigation phase, its highest alert and response level, Lusa News Agency reported. Portugal registered 60 deaths associated with COVID-19 and 3,544 cases of infection, 549 more than the previous day, according to the daily bulletin of the Directorate-General for Health on Thursday. (Photo by Pedro Fiuza/Xinhua)