The State Department says a $400 million cash payment to Iran was contingent on the release of American prisoners.

The State Department is reopening an internal investigation of possible mishandling of classified information by Hillary Clinton and top aides.

Authorities in the capital of Bangladesh say they are working to save the lives of people being held by gunmen in a restaurant popular with foreigners.

The Obama administration is confirming for the first time that Hillary Clinton's unsecured home server contained some closely guarded secrets, including material requiring one of the highest levels of classification.

President Obama says the Islamic State is "the face of evil" and that all nations need to step up their efforts to combat the threat it poses.

U.S. Secretary of State John Kerry has arrived in Paris to show American solidarity with France after last week's deadly terror attacks.

The Pentagon says the military has begun medical testing for Ebola at two new labs in Liberia, and service members are beginning to build two treatment centers there for victims of the deadly disease.

The Pentagon says nearly half of the roughly 300 advisers and special operations forces expected to go to Iraq are now in Baghdad, and have begun to assess the Iraqi forces and the fight against Sunni militants.