"We have been very concerned about Pakistan's deployment of battlefield nuclear weapons," the US Under Secretary of State for Arms Control and International Security, Rise E Gottemoeller told members of the Senate Foreign Relations Committee during a Congressional hearing yesterday.
"Battlefield nuclear weapons, by their very nature, pose security threat because you're taking battlefield nuclear weapons out to the field where, as, you know, as a necessity, they cannot be bade as secure," Gottemoeller said in response to a question.
Heads of States of a large number of countries including Prime Minister Narendra Modi and his Pakistani counterpart Nawaz Sharif are expected to attend the Summit on March 31 and April 1 at the invitation of the US President Barack Obama.
India, she said, is at an early stage of establishing their own Center of Excellence for nuclear security, but they are also working with the US quite extensively and vigorously in the Nuclear Security Summit context.
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"I was able to visit Pakistan's Center of Excellence a few years ago and they have really done an excellent job to establish a program there that is not only serving Pakistan's interests, but is also serving on a regional basis to provide training with the help of the IAEA, and so forth," she said.
"When we look at our relationship with Pakistan, we look at a partner that we hoped would be fighting ISIL and dealing with the safe havens and their border areas, the mountainous border areas with Afghanistan. So the attentions that they're paying on their nuclear development seems to be inconsistent with where the priorities need to be in that region," he said.
Senator Bob Corker said the threat of nuclear conflict is greater than ever.