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.
If the Bluefin-21 completes its search without finding MH370, searchers will have to bring in new, more sophisticated equipment. CNN's Brian Todd talks to the manufacturer of what could be the next, best option.
News that broke in "The Situation Room": U.S. personnel helped Yemenis conduct a counter-terror operation, including helicopter missions and drone strikes, that may have killed al Qaeda's top bomb maker. CNN's Barbara Starr reports.