April 16th, 2014
10:05 PM ET

South Korean ferry rescue mission growing increasingly desperate

Hundreds of people are still missing after a ferry capsized off the coast of South Korea. More than 160 people have been rescued and families are praying more people will be pulled out alive. The U.S. Navy joined the rescue effort. There are serious questions about what caused this disaster and whether the crew responded properly to the emergency. Anderson spoke with James Staples, a cargo ship captain and a maritime safety consultant.

Paula Hancocks has the latest on the rescue mission.

April 16th, 2014
10:03 PM ET

What if the Flight 370 search zone is completely wrong?

Search officials say they are convinced they are looking in the right area for Flight 370. But, so far, there is no sign of any wreckage from the missing plane. What happens if the search for Flight 370 is off target? Randi Kaye takes a look at what went wrong in the search for billionaire Steve Fossett's plane.

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Filed under: Malaysia Airlines Flight 370 • Randi Kaye
April 16th, 2014
09:57 PM ET

If the Bluefin-21 finds Flight 370… what happens next?

If the Bluefin-21 sonar finds the Flight 370 wreckage authorities will likely call in high-tech equipment that is usually used in oil drilling. Rosa Flores takes a look at the subs that can be used to retrieve objects that are several miles below the ocean's surface.

Scanning the ocean floor is a slow and methodical process. Stephanie Elam got an up close look at how this is done, and the type of images investigators are working with.

April 16th, 2014
09:53 PM ET

New questions about Flight 370's co-captain's cell phone signal?

Authorities say a cell tower picked up a signal from the phone belonging Flight 370's first officer about a half hour after the plane disappeared from radar. Did other cell phones on board also register signals? Did other cell towers pick up any signals from Flight 370? Pamela Brown looks into these questions.

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Filed under: Malaysia Airlines Flight 370 • Pamela Brown