Last week I wrote about the concerns of a pair of North Korea analysts that something had changed in the tone of the rhetoric emanating from Kim Jong Un. Of course North Korea has a long history of belligerent talk and threats against the US but something about this seemed different and more urgent. Kim said he was giving up on reunification with South Korea. Instead, South Korea would now be considered the North’s top enemy.But it’s more than just empty rhetoric. Sometime over the past few days Kim ordered a monument meant to symbolize hope for reunification torn down.Kim...