How Americans are spending their retirements at sea

The U.S. is seeing a surge of retirements as more than 4 million people will turn 65 this year. Some are choosing a life at sea for their golden years. CBS News' Nancy Chen has more.

How Americans are spending their retirements at sea
The U.S. is seeing a surge of retirements as more than 4 million people will turn 65 this year. Some are choosing a life at sea for their golden years. CBS News' Nancy Chen has more.