Today's Situation Room:

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.

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.

March 18th, 2014
07:15 PM ET

See how search area compares to U.S. map

CNN's Brian Todd reports on the widening search area for missing Malaysia Airlines Flight 370.

March 18th, 2014
07:13 PM ET

Why no phone calls from missing plane?

Hundreds of cell phones possibly were aboard MH370. Why did none of them make contact if the plane was in trouble?