Secretary of State Hillary Clinton speaks while Treasury Secretary Tim Geithner looks on during a Nov. 21 news conference about new sanctions against Iran. Pablo Martinez Monsivais/AP hide caption

itoggle caption Pablo Martinez Monsivais/AP

Seventy students a day are sent to the Waco Alternative School Campus, after being "ticketed" for bad behavior in municipal court. Marisa Peñaloza /NPR hide caption

itoggle caption Marisa Peñaloza /NPR

The Centers for Medicare and Medicaid Services says it will cover screening and counseling for obesity as a free preventive service for Medicare beneficiaries. M. Spencer Green/AP hide caption

itoggle caption M. Spencer Green/AP

Iranian President Mahmoud Ahmadinejad waves in Pakdasht, southeast of Tehran, Nov. 23. Ahmadinejad on Wednesday said he was surprised at European moves to isolate Tehran's central bank. HO/Reuters/Landov hide caption

itoggle caption HO/Reuters/Landov

SolarCity has received financing from Bank of America Merrill Lynch to install solar electricity systems on houses on military bases, like one here at Soaring Heights Communities at Davis Monthan Air Force Base outside Tucson, Ariz. Lend Lease hide caption

itoggle caption Lend Lease

Traders work on the floor of the New York Stock Exchange Wednesday. Stocks soared on news that central banks agreed to work together to support the global financial system. Richard Drew/AP hide caption

itoggle caption Richard Drew/AP

Republican presidential candidate Newt Gingrich addressed large crowds at campaign stops like this one at Tommy's Ham House in Greenville, S.C. on Wednesday. Richard Shiro/AP hide caption

itoggle caption Richard Shiro/AP