Rescuers prepare near the scene of an building explosion accident site in Tumd Right Banner of Baotou city, North China's Inner Mongolia autonomous region, March 25, 2017. A total of 83 homes were damaged in a powerful explosion that ripped through an apartment building in North China, killing three and injuring another 25, local government said. The government said the cause is still being investigated. Earlier reports indicated that it might have been caused by a natural gas leak. [Photo/Xinhua]