Is the reported banging noise a sign of life on missing sub? | Morning in America

Rick Murcar says there's hope that the sound is a sign of life, but they have to identify the origin of the sound first. He discusses how the U.S. Coast Guard is going about locating the submersible. Watch #MorningInAmerica: https://www.newsnationnow.com/joinus #missing #submersible #Titanic Start your day with "Morning in America," NewsNation's live three-hour national morning newscast hosted by Adrienne Bankert. Weekdays starting at 7a/6C. #MorningInAmerica NewsNation is your source for fact-based, unbiased news for all America. More from NewsNation: https://www.newsnationnow.com/ Get our app: https://trib.al/TBXgYpp Find us on cable: https://trib.al/YDOpGyG How to watch on TV or streaming: https://trib.al/Vu0Ikij