OPINION: Trump's U.N. speech, a stark contrast with past presidents

President Donald Trump mused openly before the United Nations about whether he should annihilate Iran. It's a stark contrast to how his predecessors have spoken about wielding US military power.

<img src='https://npr.brightspotcdn.com/dims3/default/strip/false/crop/5055x3370+0+0/resize/5055x3370!/?url=http%3A%2F%2Fnpr-brightspot.s3.amazonaws.com%2Fa2%2F0f%2Fabbe9b1a4d8f851c217c528e2a34%2Fgettyimages-2296575054.jpg' alt='President Trump speaks during the 81st session of the United Nations General Assembly at U.N. headquarters in New York City on Sept. 22.'/><p>President Donald Trump mused openly before the United Nations about whether he should annihilate Iran. It's a stark contrast to how his predecessors have spoken about wielding US military power.</p><p>(Image credit: Chip Somodevilla/Getty Images)</p><img src='https://media.npr.org/include/images/tracking/npr-rss-pixel.png?story=nx-s1-5974096' />