Four crew members of a Vietnamese-flagged cargo ship that sank off the coast of Sri Lanka are missing, according to the Vietnam Maritime Search and Rescue Coordination Centre (Vietnam MRCC).
Vietnam's state-run news agency Thanh Nien reported on Wednesday that the Saigon Queen with a crew of 22 was carrying timber from Myanmar to India when it sank in a storm in Sri Lankan waters.
Vietnam MRCC picked up the distress signal sent out by the ship around 12.15pm on Tuesday. Other ships in the area were requested to go to Saigon Queen's aid.
Nineteen sailors were rescued later that day. However, the remaining four awere missing. Among them is the ship's captain Nguyen Minh Luan, 51.
The rescue effort was hampered by the bad weather.