President Obama is moving to fill two key posts on his national security team with the nomination of former Nebraska Sen. Chuck Hagel, a Republican, to be secretary of defense and current White House counterterrorism adviser John Brennan to be director of the Central Intelligence Agency.
We're updating this post as he speaks, so be sure to hit your "refresh" button. We've also added an audio player so you can, if you wish, hear NPR's coverage and the president's remarks.
Update at 1:35 p.m. ET. Hagel Pledges To "Always Do My Best":