Noises Detected in Hunt for Missing Titanic Submersible
Wall Street Journal
Canadian aircraft detected underwater noises in the search for a missing submersible, the U.S. Coast Guard said, as the clock ticks down in the race to find the crew before their air supply runs out.
https://www.wsj.com/articles/noises-detected-in-hunt-for-missing-titanic-submersible-81e45067