WASHINGTON (AP) — The case of Mehdi Nemmouche haunts U.S. intelligence officials. Nemmouche is a Frenchman who authorities say spent 11 months fighting with the Islamic State group in Syria before returning to Europe to act out his rage. On May 24, prosecutors say, he...

(Reuters) - Britain raised its terrorism alert on Friday to the second-highest level with Prime Minister David Cameron saying the Islamic State (IS) group operating in Syria and Iraq posed the country's greatest ever security risk. The government said there was no...

In Syria's Aleppo, devastated by two years of fighting and regime attacks, rebels and activists are eager for US strikes against jihadists they say have stolen their anti-government uprising. The United States has yet to decide on whether it will carry out air strikes in Syria...

An American woman has pleaded for the life of her journalist son, held hostage in Syria by the Islamic State group, just over a week after self-declared jihadists beheaded a fellow US reporter and threatened more murders. In a video released on Wednesday, Shirley Sotloff directly...