What is behind Trump's claim of '57 North Korean nuclear weapons'?

US President Donald Trump's claim that North Korean leader Kim Jong-un possesses "57 very powerful nuclear weapons" is drawing attention not only for its unusually specific figure, but also for what it could signal ahead of a possible meeting between the two leaders later this year. Trump's remarks treated North Korea's nuclear arsenal as a reality, while stressing his personal relationship with Kim. "The fact that I get along with him — that's a good thing, not a bad thing. He has 57 very power