Missing Titanic sub occupants dead, pieces of vessel found, Coast Guard announces

The U.S. Coast Guard offered their deepest condolences to the families of the passengers aboard a Titanic-exploring submersible after debris from the sub was found on the sea floor. The debris was "consistent with a catastrophic event" suffered by the pressure chamber of the sub. Jericka Duncan anchored CBS News' special report. 06/22/2023