Marine Expert Explains Why Search For Titanic Vehicle Is So Difficult

Alistair Greig, a marine science expert at University College London, explains why the search for the missing Titanic submersible in the Atlantic is proving so difficult for first responders » Sign up for our newsletter KnowThis to get the biggest stories of the day delivered straight to your inbox: https://go.nowth.is/knowthis_youtube » Subscribe to NowThis: http://go.nowth.is/News_Subscribe For more world news and stories, subscribe to @NowThisNews. #titanic #worldnews #rescue #Politics #News #NowThis Connect with NowThis » Like us on Facebook: http://go.nowth.is/News_Facebook » Tweet us on Twitter: http://go.nowth.is/News_Twitter » Follow us on Instagram: http://go.nowth.is/News_Instagram » Find us on Snapchat Discover: http://go.nowth.is/News_Snapchat NowThis is your premier news outlet providing you with all the videos you need to stay up to date on all the latest in trending news. From entertainment to politics, to viral videos and breaking news stories, we’re delivering all you need to know straight to your social feeds. We live where you live. http://www.youtube.com/nowthisnews @nowthisnews