FILE - In this Jan. 31, 2013 file photo, Senate Armed Services Committee Chairman Sen. Carl Levin, D-Mich., right, talks with committee member Sen. Jack Reed, D-R.I., during the the committee's confirmation hearing for former Nebraska Republican Sen. Chuck Hagel, President Obama's choice for defense secretary, on Capitol Hill in Washington. Levin said Friday he will press ahead with a vote on Hagel’s nomination to be defense secretary, rejecting Republicans demands for more financial information from President Barack Obama’s choice as setting an unprecedented new standard. (AP Photo/J. Scott Applewhite, File)

Associated Press
FILE - In this Jan. 31, 2013 file photo, Senate Armed Services Committee Chairman Sen. Carl Levin, D-Mich., right, talks with committee member Sen. Jack Reed, D-R.I., during the the committee's confirmation hearing for former Nebraska Republican Sen. Chuck Hagel, President Obama's choice for defense secretary, on Capitol Hill in Washington. Levin said Friday he will press ahead with a vote on Hagel’s nomination to be defense secretary, rejecting Republicans demands for more financial information from President Barack Obama’s choice as setting an unprecedented new standard.  (AP Photo/J. Scott Applewhite, File)
FILE - In this Jan. 31, 2013 file photo, Senate Armed Services Committee Chairman Sen. Carl Levin, D-Mich., right, talks with committee member Sen. Jack Reed, D-R.I., during the the committee's confirmation hearing for former Nebraska Republican Sen. Chuck Hagel, President Obama's choice for defense secretary, on Capitol Hill in Washington. Levin said Friday he will press ahead with a vote on Hagel’s nomination to be defense secretary, rejecting Republicans demands for more financial information from President Barack Obama’s choice as setting an unprecedented new standard. (AP Photo/J. Scott Applewhite, File)