Investigators are poring over data captured by the Bluefin-21 sonar submarine. It is analyzing the ocean floor in hopes of catching the first glimpse of Flight 370. Anderson and CNN Analyst David Gallo take an up-close look at the type of images the Bluefin is collecting.
Once debris from Flight 370 is located, a different type of submersible will be called in. Gary Tuchman climbed inside a vessel that played a key role in finding pieces of the Space Shuttle Challenger.
Click to watch video
You must be logged in to post a comment.
Anderson Cooper goes beyond the headlines to tell stories from many points of view, so you can make up your own mind about the news. Tune in weeknights at 8 and 10 ET on CNN.
Questions or comments? Send an email
Want to know more? Go behind the scenes with AC361°