On whether there will be a NK-US war or not.
"But Kim Jong-un is going to push it as far as he can to get what he wants: recognition from the United States that North Korea is a nuclear power, and legitimacy at home as a ruler who can defend his people against the big, bad US."
"In some ways, Trump’s threats play into the North Korean calculus: Kim Jong-un wants his people to believe that the United States continues to threaten the very existence of North Korea."
"What I’m concerned about is a miscalculation or mishap that could force troops in the region to take military action."
BTW, one of the experts, Robert Kelly is the one of the viral children's video. 
www.theguardian.com/world/2017/aug/09/north-korea-v-the-us-how-likely-is-war