Article Photos: Oklahoma Sen. Tom Coburn will resign at end of congressional session 3/3

FILE - In this Dec. 17, 2013 file photo, Sen. Tom Coburn, R-Okla., a longtime deficit hawk, outlines his annual “Wastebook,” which points a critical finger at billions of dollars in questionable government spending during a news conference on Capitol Hill in Washington. (AP Photo/J. Scott Applewhite, File)