Michael O'Hanlon: The raid that killed Osama bin Laden raises serious questions around the U.S.-Pakistan relationship.

Joe Biden delivers remarks at  the U.S.-China Strategic and Economic Dialogue.

Pakistan's former military ruler, Gen. Pervez Musharraf, is denying reports of a secret deal made with President Bush that the U.S. could go after senior members of al Qaeda in Pakistan. Elizabeth Palmer reports.

Journalists were given an escorted tour of a few damaged buildings in Tripoli early Tuesday, after the heaviest NATO bombardment in weeks hit the Libyan capital. (May 10)

Exploring one of South America's most popular and flourishing destinations - the coastal city of Florianopolis in Brazil.

Protests continue in Yemen even after security forces kill three people when demonstrators were blockading a government building. Deborah Lutterbeck reports.

It is looking increasingly likely that Greece will need more financial aid.

Kiran Chetry speaks with former a CIA official about bin Laden's wives and U.S.-Pakistani relations.

Rudy Giuliani and Piers Morgan discuss whether U.S. cities are safer from terrorist attacks now that bin Laden is dead.

After bin Laden was killed by U.S. forces during a raid in Abbottabad, tensions are on the rise between the U.S. and Pakistan.

On the eve of new meetings with China, the country is still not cooperating on many trade and copyright issues.

China is successful because of the U.S.

U.S. Secretary of State Hillary Clinton says the U.S. needs a strong China.

The range of topics at the third U.S.-China Strategic and Economic Dialogue is expanding, but Analyst Matt Gertken says underlying strains could erupt at any time.