A swimming pool located on Longpan Zhong Road in Nanjing City suddenly had a chlorine gas leakage accident. A total of 25 people were hospitalized for examination due to chlorine gas exposure, including 8 children and teenagers. One child was in serious condition and in danger of losing his life. By the time the reporter went to press, 17 people were still receiving oxygen therapy at the General Hospital of Nanjing Military Region. It is understood that the cause...