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.