Al-Qaeda has claimed responsibility for the failed Christmas Day plane bombing, and Yemeni security forces raided an al-Qaeda hideout today. And last week, U.S.-supported missile strikes may have killed American-born imam Anwar al-Awlaki, who purportedly has links to the accused Ft. Hood shooter. For more, Martin Savidge speaks with Anthony Cordesman.

Anthony Cordesman of the Center for Strategic and International Studies joins Daljit Dhaliwal to discuss the offensive in South Waziristan, Pakistan -- and the latest developments in Afghanistan. Also, Kamal Hyder of Al Jazeera English reports from South Waziristan.

The top U.S. commander in Afghanistan is warning of the possibility of failure without additional American troops. Anthony Cordesman of the Center for Strategic and International Studies discusses U.S. options in Afghanistan.

American and British forces have been suffering greater casualties in Afghanistan as they step up their battle against the Taliban. Anthony Cordesman of the Center for Strategic and International Studies, who worked on an advisory board to General Stanley McChrystal in Afghanistan, discusses if victory is possible for NATO forces.

After days of fighting between Pakistani troops and Taliban militants in the Buner region, fighting spilled over into the neighboring Swat Valley, as the Taliban declared an end to a ceasefire. Anthony Cordesman, a former Defense Department official, discusses the Pakistani government's efforts and how the Taliban is likely to respond to the new offensive.