Wolf Blitzer delivers the most important breaking news and political, international, and national security stories of the day. Tune to The Situation Room weekdays 5-6:30pm ET on CNN.
CNN's Barbara Starr reports that the stream of threats out of al Qaeda in Yemen has increased in recent weeks.
Yemeni officials say that at least 65 militants have been killed in a massive anti-terror operation. Jim Sciutto reports.
New video from al Qaeda affiliate al-Shabaab shows the terror group calling for recruits and more attacks - just months after they murdered dozens in a Kenyan mall. CNN's Barbara Starr reports.
Abu Hamza, a cleric who is on trial in New York on terrorism charges, wants to take the stand in his own defense.
House Intelligence Chairman Mike Rogers, R-Michigan, sits down with Wolf Blitzer to talk about the dynamic threat al Qaeda still poses after new video surfaced, showing scores of the group's leaders meeting openly in Yemen.
CNN's Brian Todd reports on al Qaeda's master bombmaker, who could be connected to the latest potential airline threat: shoe bombs.
Sen. Lindsey Graham wants to rethink aid to Afghanistan because of the release of 65 detainees.
CNN's Dan Simon reports on escalating fears about the vulnerability of the nation's power grid after a group of snipers attacked a plant in San Jose, California - and never got caught.
A member of the House Homeland Security Committee, Rep. Peter King, R-New York, explains the latest travel advisory that explosives could be concealed in toothpaste tubes on flights heading to the Winter Olympics in Sochi, Russia.
CNN's Brian Todd compares the Sochi security scene with Munich in 1972 and how the Munich attack changed everything.