AlHijjah 26, 1436, Oct 10, 2015, SPA -- Three people were confirmed dead and another one went missing after a power plant caught fire Saturday in north China's Inner Mongolia Autonomous Region, local authorities said. A diesel storage tank with a capacity of around 1,500 cubic meters caught fire in Jinglong Power Plant of Fengzhen, a county-level city under Ulanqab, at around 3 p.m. on Saturday, Xinhua quoted a firefighter on the site as saying. The fire has not been put out yet. Authorities said the possibility of a secondary accident has been ruled out. Further investigation is under way.