Wolf Blitzer delivers the most important breaking news and political, international, and national security stories of the day. Tune to The Situation Room weekdays 5-7pm ET on CNN.
In an interview with CNN's Jim Sciutto, Secretary of Defense Chuck Hagel expressed anger and outrage towards ISIS.
CNN's Barbara Starr reports on Defense Secretary Chuck Hagel's fiery meeting with a House Committee.
While U.S. Defense Secretary Chuck Hagel visits Beijing, he talks about the search for MH370 and Russia.
Former Nebraska senator Chuck Hagel is confirmed as Secretary of Defense. CNN's Dana Bash & Barbara Starr report.
Sen. John McCain, who will question Defense Secy. nominee Chuck Hagel, explains his concerns with Hagel's world view.
CNN's Tom Foreman breaks down the path for Chuck Hagel to be confirmed as secretary of defense.
In an interview with CNN's Wolf Blitzer, Sen. John Cornyn (R-TX) explains why he is opposed to former Sen. Chuck Hagel becoming Secretary of Defense.
Cornyn says Hagel is "profoundly wrong on some of the biggest national security threats confronting the United States today, namely a nuclear Iran."
"This is a wrong job for him," Explained Cornyn, "because he's certainly outside of the national security mainstream."
What do you think about President Obama's decision to nominate Hagel as Secretary of Defense?
Watch the full interview at 5pm ET Monday on CNN.