Does the scope of U.S. surveillance need to be scaled back?

Aired: 12/12/2013 | 0:07:22 | Clip
President Obama is expected to announce changes in how the NSA conducts surveillance later this month. What issues should he address? Margaret Warner talks to Rep. Mike Rogers, R-Mich., about how U.S. surveillance has helped to keep Americans safe and the need to ensure laws are consistent with the ability of technology.