State Department: 150 More of Clinton Email Messages 'Upgraded' to Classified

The U.S. State Department has released a new batch of about 7,000 pages of Hillary Clinton's official email messages sent from her private server while she was secretary of state. About 150 messages of those released Monday were retroactively upgraded to classified status. The leading Democratic presidential hopeful has been losing support as the controversy over her emails deepens. Zlatica Hoke reports.