A tanker has caught fire at a gas-filling station in Ghana's capital, Accra, triggering two explosions and killing an unknown number of people, according to an official. Police said the blasts happened in the Atomic Junction roundabout area of Legon, in northeast Accra, at about 7:30pm (19:30 GMT) on Saturday. "Unfortunately there are some fatalities and we are working to have the numbers," Deputy Information Minister Kojo Oppong Nkrumah told a local radio station. "There are quite a number also injured."