An explosion at a fireworks factory in Liuyang, in China's Hunan province, has killed 21 people and injured 61, according to state media.The blast happened at the Huasheng Fireworks plant at about 16:40 local time on Monday.Rescuers evacuated everyone within a 3km radius of the site and deployed nearly 500 personnel to search for people trapped inside the building and treat the wounded.Robots were also used in the rescue effort.Police are investigating the cause of the explosion and have taken control measures against the person in charge of the fireworks company, state media reported.Authorities said two gunpowder warehouses in the... [Continue Reading]