Explosion at fireworks factory in China kills at least 21 people , state media says

Xi Jinping, the Chinese president, calls for thorough investigation after disaster in Changsha cityA blast at a fireworks factory in Chinas Hunan province has killed 21 people and injured 61, prompting the Chinese president, Xi Jinping, to call for a thorough investigation, state media reported on Tuesday.Chinas official news agency Xinhua said the blast happened in Changsha city on Monday afternoon. Nearly 500 rescuers were deployed and people were evacuated from danger zones by authorities who...