In this July 15, 2010, file photo President Obama speaks to reporters outside the Oval Office of the White House in Washington. On Thursday, July 22, 2010, Mr. Obama signed into law the "Improper Payments Elimination and Recovery Act," which he said will reduce waste and fraud in government spending. (AP Photo/Carolyn Kaster, File)

Photo by: Carolyn Kaster

In this July 15, 2010, file photo President Obama speaks to reporters outside the Oval Office of the White House in Washington. On Thursday, July 22, 2010, Mr. Obama signed into law the "Improper Payments Elimination and Recovery Act," which he said will reduce waste and fraud in government spending. (AP Photo/Carolyn Kaster, File)