Trump, Kim in Hanoi for second round of nuclear talks

HANOI, Vietnam (AP) — After long journeys to Vietnam, U.S. President Donald Trump and North Korean leader Kim Jong Un are in place for their second summit Wednesday to address perhaps the world's biggest security challenge: Kim's pursuit of a nuclear program that stands on the verge of viably threatening targets around the planet.Trump arrived late Tuesday in Air Force One after a long flight that included refueling stops in England and Qatar. He waved from the stairs of the presidential p