Wednesday, April 14, 2010 - President Obama persuaded 46 countries Tuesday to sign on to a plan to put the world's nuclear material beyond the reach of terrorists within four years, but the commitments were voluntary, and experts said reaching the goal will be difficult.
The governments attending Obama's Nuclear Security Summit agreed to take their own measures to safeguard nuclear material used in bombs, civilian nuclear reactors and power plants, and to strengthen international efforts. The gathering raised the profile of an issue long considered a sideshow in discussions of international security. More >>>
