Admiral DK, Joshi, the Naval Chief in a briefing said that the navy is prepared for the worst, when asked about the missing sailors.br br A massive fire had broken out at submarine after 2 explosions rocked INS SindhuRakshak . Fire also spread to INS Sindhuratna which was docked next to INS Sindhurakshak.br br The accident occurred around midnight.The submarine was carrying several warheads.