Side Scanning News Today : Breaking News, Live Updates & Top Stories | Vimarsana

desperate hours in the search for the missing "titanic" sub. still no sign of the craft as oxygen quickly runs out. plus a deadly tornado strike, three people killed in north texas, the state's second fatal storm in less than a week. and president biden is welcoming narendra modi for a state dinner even though some of his policies may be a little tough to swallow. welcome to our viewers in the united states and around the world. i'm christine romans. we begin with just hours remaining until the air runs out on that "titan" submersible. the sub went missing sunday morning less tha...

Was out there already yesterday, it does what they call side scanning. and just to pinpoint that, they are able to actually scan the seabed and be able to more accurately sea where those noises are coming from. this will be a critical day in the search given that the "titan" has been missing now since sunday. >> critical day indeed. and we're learning more about safety concerns raised by marine technology experts, they express unease that it was designed to industry standards not adequately tested. gabe cohen has more. >> we're in a position of saying what could we have done.

Start whelming the search. one thing they do have is a lot of sonar help. there are several coast guard ships and commercial ships doing side scanning of the bottom. ocean. so they're paying very close attention to the sound they're hearing, hoping that is the critical clue to finding the vessel but they're also trying to get a visual sense of the ocean floor. >> no question. it does show how connected the noises are. and one of the details that stood out. originally people were saying they were their-minute intervals. the coast guard captain saying in his view, it's not clear they were 30-min...