Beijing, Jumada II 11, 1437, Mar 20, 2016, SPA -- Five people died and 20 were injured when a truck exploded on a highway in central China's Hunan province Saturday, dpa quoted local authorities as saying. The truck suspected of being loaded with flammable materials exploded on a section of highway linking Beijing to Hong Kong, state-run Xinhua news agency said. Two cars and two trucks caught fire seven other vehicles were damaged by the explosion, according to provincial traffic authorities. Four of the injured were in critical conditions. --SPA 11:34 LOCAL TIME 08:34 GMT www.spa.gov.sa/w