Iran uses memes to respond to US President Trump's war rhetoric, sparking global diplomacy concerns.

Iran has been sending not only missiles around the region but also trolling tweets and videos around the internet. It's the latest in global diplomacy. <p>Iran has been sending not only missiles around the region but also trolling tweets and videos around the internet. It's the latest in global diplomacy.</p><img src="https://media.npr.org/include/images/tracking/npr-rss-pixel.png?story=nx-s1-5760944" />