AllNews'Ins Sindhudhwaj' - 1 News Result(s)The China Factor: Why India's Once-Secret Sub Will Join War Games TodayIndia News | Written by Vishnu Som | Wednesday October 14, 2015 It has been called a "hole in the water," a submarine so quiet that detecting it is often impossible for even the most advanced navies. www.ndtv.com'Ins Sindhudhwaj' - 1 News Result(s)The China Factor: Why India's Once-Secret Sub Will Join War Games TodayIndia News | Written by Vishnu Som | Wednesday October 14, 2015 It has been called a "hole in the water," a submarine so quiet that detecting it is often impossible for even the most advanced navies. 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