CNN CNN Tonight April 15, 2014 01:08:00
Weeks to two months. >> and somebody used the analogy, if father's and mother's out there remember ultrasound, a doctor tells you ate foot or whatever, when they get the data of the bottom of the sea floor, how long will it take to interpret that cincinnati not as clear cut as a photograph of a plane down in the silt, i'm sure. >> reporter: yeah. i've heard that same analogy a bit like an ultrasound being taken. i want does give a pretty detailed sort of image of the ocean floor. it sends out what's called side scan sonar and picks up really in effect a 3-d image of the ocean floor. what it do...