Afghanistan, Pakistan and Somalia have emerged as critical battlegrounds in the U.S. fight against extremists and terrorism. Is the United States being aggressive enough -- or too aggressive -- in its efforts to combat international terrorism? Tell us what you think.

On her African tour, U.S. Secretary of State Hillary Clinton pledged to expand American support for Somalia's weak interim government as it struggles against Islamic extremists. Emira Woods of the Institute for Policy Studies discusses Clinton's agenda in Africa and U.S. goals in Somalia.

Worldfocus.org's weekly radio show explores failed states -- countries without stability, a functioning government or rule of law. Pauline Baker, Christopher Boucek and Georgette Gagnon join the conversation. Listen now.

In a sign that efforts to root out militants in Afghanistan and Pakistan may be making headway, American officials say members of al-Qaeda are beginning to flee the region, heading for places like Somalia and Yemen. David Sanger of the New York Times discusses how these al-Qaeda members might be caught.

Somalia's president has declared a state of emergency following weeks of intense fighting, and the government has requested foreign troops from neighboring countries to help stabilize the troubled nation. A Worldfocus contributing blogger describes how Somalia's neighbors have reacted to the request for intervention.