Obama: Efforts to secure global nuclear material ‘by no means finished’

President Barack Obama said that global efforts to stop terrorists and others from using nuclear weapons were “by no means finished.” Obama wrapped up the Nuclear Security Summit in Washington by saying world leaders had made “significant and meaningful” progress over the last six years in securing stockpiles of nuclear material. He said enough material […]

President Barack Obama said that global efforts to stop terrorists and others from using nuclear weapons were “by no means finished.”
Obama wrapped up the Nuclear Security Summit in Washington by saying world leaders had made “significant and meaningful” progress over the last six years in securing stockpiles of nuclear material.
He said enough material to build 150 weapons was now safe from terrorists.
But he said nuclear arsenals in some countries were expanding and stocks of plutonium were growing.