FILE - In this April 5, 2011 file photo, House Budget Committee Chairman Paul Ryan, R-Wis., touts his 2012 federal budget during a news conference on Capitol Hill in Washington. On Saturday, Aug. 11, 2012, Republican presidential nominee Mitt Romney announced Ryan as his running mate. As the chairman of the House Budget Committee, Ryan gives Romney a link to Capitol Hill leadership and underscores Romney's effort to make the election a referendum on the nation's economic course. (AP Photo/J. Scott Applewhite, File)
Read the article: Ryan: Obama has 'record of failure'