Kurdish fighters have played key roles in expelling the Islamic State from Mosul and Raqqa in Iraq and Syria. Massoud Barzani, the leader of the Kurdish Regional Government in Iraq thought independence should be his people’s reward. But he overbid his hand. Now Barzani has resigned, and his people are menaced by Iraqi and Iranian armed forces. Kenneth Rosen of the NY Times watched this tragedy unfold. Did the Trump White House take its eye off the ball with disastrous results for American influence in the region?