CBS News Homeland Security Correspondent and CBS News Senior National Security Analyst Juan Zarate discuss how the threat from the Islamic State of Iraq and Syria has changed over the last year CBS ...

Dec 19 (Reuters) - The Islamic State group said the killing of U.S. Pentagon personnel in Syria's ancient ​city of Palmyra ...

Many foreign fighters have joined Islamic State's Khorasan branch (ISIS-K), named after an old term for the region that included parts of Iran, Turkmenistan and Afghanistan. The United States' strike ...

Secretary of State John Kerry made an unannounced visit to Baghdad Monday, as the country is tearing itself apart. In a nearly two-hour meeting with the Iraqi Prime Minister, Kerry said the U.S. will ...