Deep-sea expert worries 'banging' could be 'overly optimisti

OceanGate Titan submarine missing near Titanic shipwreck site could already be out of oxygen as rescuers race toward source of "banging" sounds detected in Atlantic.

Related Keywords

Canada , Shahzada , Punjab , Pakistan , France , United Kingdom , United States , American , Canadian , French , British , Britain , Hamish Harding , Atlantic Ocean , Carl Hartsfield , Michael Ruiz , Jamie Frederick , Tom Zaller , Manoj Mahajan , Neil Cavuto , Paul Henry Nargeolet , Suleman Dawood , Jeff Karson , Syracuse University , Woods Hole Oceanographic Institution , Stony Brook University , Twitter , Department Of Defense , Imagine Exhibitions , Oceangate Titan , New England , Coast Guard , Fox News ,