Indonesia has about 72 hours left to rescue 53 crew members of a missing navy submarine before they run out of oxygen, the navy said.
The KRI Nanggala-402 vessel is thought to have disappeared about 60 miles (100km) off the coast of Bali early on Wednesday morning.
Six warships, a helicopter and 400 people are involved in the search.
Singapore and Malaysia have dispatched ships, and the US, Australia, France, and Germany have offered assistance.
The German-built submarine had been conducting a drill but failed to report back and contact was lost, the navy said.
“We know the area but it’s quite deep,” First Admiral Julius Widjojono told the AFP news agency.
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SOURCE: BBC News