WASHINGTON — In full accord on a global threat, world leaders Tuesday endorsed President Barack Obama's call for securing all nuclear materials around the globe...
WASHINGTON — President Barack Obama optimistically opened a 47-nation nuclear summit Monday, boosted by Ukraine's announcement that it will give up its weapons-grade uranium. More...
WASHINGTON (Associated Press) - If al-Qaida acquired nuclear weapons it "would have no compunction at using them," President Barack Obama said Sunday on the eve...