Sebelius cites increase in healthcare marketplace enrollment
Republicans hope to play Santa with budget vote
Kerry asks Congress not to impose new sanctions on Iran
Ryan: 'Budget deal finds common ground'
U.S. reaches budget deal to avoid shutdown
Lawmakers announce bipartisan budget deal
Obama, Raul Castro shake hands; ignite both hope and anger
Web companies demand tighter controls on how government collects personal data
Republicans urge Obama to delay healthcare mandate
Obama urges Congress to extend unemployment benefits
Biden says the world needs people like Mandela
Obama on Mandela: 'He belongs to the ages'