Harry Sterling: Kim-Trump summit could veer in unexpected directions

Expect the unexpected. 
Nothing better conveys what may happen when dealing with unpredictable and potentially dangerous leaders, like President Donald Trump and North Korea’s Kim Jong-un, who’ve spent months threatening each other.
Anyone who thought the bizarre and escalating warlike threats exchanged for several months between the unpredictable Trump and his equally unpredictable adversary Kim Jong-un was simply a bad nightmare, clearly had a rude awakening in recent days.
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