In this photo released by Xinhua News Agency, an aerial view shows rescuers conducting search and rescue operation at the site of a roof collapsed middle school gymnasium in Qiqihar, in northeast China's Heilongjiang Province on Monday, July 24, 2023. More than 10 people were killed when a roof collapsed at a middle school gymnasium in China's far northeast, authorities said Monday. (Photo by Wang Song/Xinhua via AP Photo)
