Jim Geraghty of National Review and Greg Corombos of Radio America salute UN Ambassador Nikki Haley for her clear language and strong defense of American priorities on the world stage.  After briefly condemning The Atlantic's firing of Kevin Williamson, hey also groan as President Trump and China exchange threats of even more aggressive trade action against one another.  And they scratch their heads as former two-term Minnesota Gov. Tim Pawlenty runs for the job again.