South Korea has ratched up its fight against the coronavirus after the city of Daegu became the latest hotspot this week. On Friday in the capital soul, workers sprayed every inch of the subway with disinfectant. The country has locked down its military after several soldiers tested positive. In Daegu itself, a city of millions, the streets are empty. The dozens caught the virus in a church from a 61-year-old woman known as Patient 31. Officials call it a super spreading event, as many of the South Korean cases can be traced back to her. The Prime Minister said Friday that Daegu and another city are now special care zones. The week's spike of at least 15 new cases brought South Korea's tally to over 150. That makes the country the largest cluster of cases outside China and Japan's quarantine cruise ship. On Friday in China where the outbreak originated, there was an uptick in reported cases and news of over 200 people infected in two prisons. Top officials deemed responsible for the outbreak have been fired. And Japan's government has come under fire for its handling of the infamous virus hit Diamond Princess Cruise. The official Yoshihide Suga said Friday one of the passengers who died was not tested or transferred to a hospital until a week after she got a fever. Japan has allowed passengers who test negative to leave and hundreds have disembarked this week. To date 25 countries outside China have reported over 1,000 cases, compared with more than 75,000 inside China.