A vessel carrying 45 Russian tourists sank off the coast of Egypt on Thursday. The cause of the sinking remains under investigation.

Early on March 27, a tourist submarine with 45 people on board sank in the Red Sea. Six died, including two children. The rest were rescued.

Six dead, dozens rescued after tourist submarine sinks off the coast on Egypt on Thursday. Officials say all of the victims were Russian. It is not known what caused the sinking.