FILE – In this Feb. 4, 2014, photo, Dr. Vivek Hallegere Murthy, President Barack Obama’s nominee to be the next U.S. Surgeon General, listens on Capitol Hill in Washington. The White House is backing off its push for quick confirmation of Obama’s pick to be surgeon general in the face of opposition from the National Rifle Association and concerns among Democrats up for re-election who don’t want to make another tough vote on a controversial nominee. (AP Photo/Charles Dharapak, File)