Nuclear breakthrough or vague promises?
Could the United States (US) and North Korea reach a historic accord – or could it all fall to pieces?As President Donald Trump prepares for a historic second summit with North Korean leader Kim Jong-un, observers see a wide array of possible outcomes.Here are some scenarios that could emerge from the summit, which opens Wednesday in Hanoi:Complete breakdown considered unlikelyThe US point man on North Korea, Stephen Biegun, and his counterpart Kim Hyok Chol are holding working-level talks in