U.S. officials say Monday they're not entirely sure whether a key leader of al Qaeda in the Islamic Maghreb is dead or alive, two days after the Chad military reported that they had killed Mokhtar Belmokhtar in Mali.
Belmokhtar had claimed responsibility for the January attack on Algerian gas facility that left at least 37 foreign hostages dead.
OutFront tonight: CNN's Pentagon Correspondent Barbara Starr, Seth Jones, Author of Hunting in the Shadows: The Pursuit of al Qa'ida after 9/11. He's also with the International Security and Defense Policy Center at the RAND Corporation. And Peter Brookes, Former Deputy assistant secretary of Defense Under President George W. Bush.