Rep. Paul Ryan (left), Wisconsin Republican, and Sen. Patty Murray, Washington Democrat, walk together at the Capitol in Washington on Tuesday, Dec. 10, 2013, as they head to a news conference to announce a tentative agreement between GOP and Democratic negotiators on a government spending plan. (AP Photo/J. Scott Applewhite)

Photo by: J. Scott Applewhite

Rep. Paul Ryan (left), Wisconsin Republican, and Sen. Patty Murray, Washington Democrat, walk together at the Capitol in Washington on Tuesday, Dec. 10, 2013, as they head to a news conference to announce a tentative agreement between GOP and Democratic negotiators on a government spending plan. (AP Photo/J. Scott Applewhite)