- Deep-sea craft carrying 5 people to Titanic wreckage reported missing, search underwayThe Associated Press
- Coast Guard gives update on missing submarine that was exploring Titanic wreckageCBS Boston
- Live updates: Search mission underway for missing Titanic tour subCNN
- Titanic tourist submersible goes missing with search under wayYahoo News
- How many times have submarine rescues succeeded?NewsNation Now
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