A man wearing mask walks on a street in Tehran, Iran, on March 7, 2020. The novel coronavirus has claimed 194 lives in Iran, the Ministry of Health and Medical Education announced Sunday. Kianush Jahanpur, head of Public Relations and Information Center of the ministry, said the total number of the confirmed cases now stands at 6,566, of whom 2,134 have recovered. Tehran records 1,805 cases of infection, the highest number among the country's provinces, followed by Qom with 685 cases and Mazandaran with 620 cases. (Photo by Ahmad Halabisaz/Xinhua)