Coast guard
The announcement follows the search team finding debris near the Titanic wreckage that appeared to be from the Titan vessel.
The discovery was made by a remote operating vehicle that was searching the area near the Titanic wreckage.
It’s not clear how many people, if any, were on board the submarine or who was operating it.
Ali Athar Sabbir, 16, and Muhammad Azhar Shabbir, 18, have been missing since Saturday evening.