Egyptian officials say a submarine tourist vessel with 45 passengers and 5 crew sank off the country's popular Red Sea coast, killing at least six people.

At least six Russian tourists, two of them children, died when an Egyptian commercial submarine carrying 50 people sank in the Red Sea near the resort city of Hurghada. The Red Sea Governorate said the submarine had 50 people on board, 45 tourists and five crew, Reuters reported.

Four people were killed Thursday when a tourist submarine sank off Egypt’s Red Sea resort city of Hurghada, according to a Facebook post by the Russian embassy in Egypt.