Divers are putting their lives at risk to reach the passengers who lost their's on the Sewol Ferry. There are parts of the ship that remain out of reach to divers. That's where remote operated miniature submarines may be able to help. Randi Kaye got an up close look at what they can do.
Anderson discussed the search with Merchant Marine Captain James Staples, Kim Petersen, Governor Emeritus of the Maritime Security Council and retired Navy SEAL Brandon Webb.
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.
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