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

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Cass Sunstein is the director of the Office of Information and Regulatory Affairs. A new study finds that the office has altered more federal regulations under President Obama than it did under George W. Bush. AP hide caption

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U.S. Army mine-resistant armored vehicles (MRAPs) and Afghan National Army vehicles pass through a village during a joint patrol in the Jalrez Valley in Afghanistan's Wardak province. On Monday, factory workers who produce MRAPs in York, Pa., rallied to protect the Pentagon budget against the automatic budget cuts that will take effect in 2013. Maya Alleruzzo/AP hide caption

itoggle caption Maya Alleruzzo/AP

U.S. Postmaster General Patrick Donahoe said Monday that the Postal Service is in "a deep financial crisis" because it has a "business model that is tied to the past." Karen Bleier/AFP/Getty Images hide caption

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Defense Secretary Leon Panetta testifies on Capitol Hill on Nov. 15. Debate over Pentagon spending cuts is heating up as a bipartisan congressional panel tries to come up with a plan to cut the federal deficit. Evan Vucci/AP hide caption

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Republican presidential candidate Herman Cain shakes hands with a family during an Oct. 5 book signing in Florida. Chris O'Meara/AP hide caption

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Grover Norquist, president of the taxpayer advocacy group Americans for Tax Reform Haraz N. Ghanbari/AP hide caption

itoggle caption Haraz N. Ghanbari/AP

Officer Huy Nguyen shows a video camera worn by some officers in Oakland, Calif. Oakland and dozens of other police departments across the country are equipping officers with tiny body cameras to record anything from a traffic stop to a violent crime in progress. Jeff Chiu/AP hide caption

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