At least 18 people were killed and dozens others injured when a strong 7.0-magnitude earthquake struck China's remote Tibet region on Thursday. The earthquake struck at 10:33 pm (1433 GMT) and the epicentre was located in a mountainous area about 190 kilometres (120 miles) east-northeast of Nagqu, and 390 kilometres northeast of the regional capital Lhasa, the US Geological Survey said. China Central Television (CCTV), citing local officials, put the number of injured at 46, 11 of them seriously, with 339 houses collapsed or damaged