The preparatory committee for the 2020 review conference of the Nuclear Non-Proliferation Treaty wrapped up its second session on Friday after adopting a chairman's summary calling on North Korea to return to the NPT.The summary also urged Pyongyang to dismantle all its mass destruction weapons such as nuclear arms and ballistic missiles in a complete, verifiable and irreversible fashion.North Korea declared in January 2003 that it was pulling out of the NPT as part of efforts "to protect the sovereignty of the country and the nation."Meanwhile, the summary attached importance to maintainin…READ FULL ARTICLE