AllNews'Chian Tunnel Blast' - 1 News Result(s)20 killed in China following explosion in tunnelWorld News | Press Trust of India | Saturday May 19, 2012 Twenty workers were killed when an explosion ripped through an under-construction expressway tunnel in central China's Hunan province today. www.ndtv.com'Chian Tunnel Blast' - 1 News Result(s)20 killed in China following explosion in tunnelWorld News | Press Trust of India | Saturday May 19, 2012 Twenty workers were killed when an explosion ripped through an under-construction expressway tunnel in central China's Hunan province today. www.ndtv.comYour search did not match any documentsA few suggestionsMake sure all words are spelled correctlyTry different keywordsTry more general keywordsCheck the NDTV Archives:https://archives.ndtv.com