(Reuters) - Germany has tightened security at its airports after U.S. authorities said they were concerned that al Qaeda operatives in Syria and Yemen were developing bombs that could be smuggled onto planes. Germany's interior ministry said in a statement on Tuesday that...

(Reuters) - U.S. Attorney General Eric Holder urged countries in Europe and elsewhere on Tuesday to do more to keep their own citizens from traveling to Syria to fight, saying the world cannot allow Syria to become a training ground for violent extremists. In a speech in...

DENVER (AP) — Newly unsealed court documents show the FBI thwarted a Denver woman's attempt to help a terrorist organization by arresting her before she boarded a flight in April. A federal judge on Wednesday ordered documents unsealed in the case against 19-year-old Shannon...

WASHINGTON (Reuters) - The United States said on Wednesday it would increase security at overseas airports with nonstop flights to the country and U.S. officials cited concerns al Qaeda operatives in Syria and Yemen were developing bombs that could be smuggled onto planes. The...